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20112023011300 = 225211232290734703
BaseRepresentation
bin1001001001010101100011…
…11111001011111111100100
32122012200122110112002211021
410210222301333023333210
510114003410342330200
6110435200312020524
74144021451634313
oct444526177137744
978180573462737
1020112023011300
116454508741510
122309a17991744
13b2b72b953c3c
144d75d9daa27a
1524d25e88941a
hex124ab1fcbfe4

20112023011300 has 144 divisors (see below), whose sum is σ = 49684272003072. Its totient is φ = 6994979305600.

The previous prime is 20112023011253. The next prime is 20112023011303. The reversal of 20112023011300 is 311032021102.

It is not an unprimeable number, because it can be changed into a prime (20112023011303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 579529749 + ... + 579564451.

It is an arithmetic number, because the mean of its divisors is an integer number (345029666688).

Almost surely, 220112023011300 is an apocalyptic number.

20112023011300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20112023011300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24842136001536).

20112023011300 is an abundant number, since it is smaller than the sum of its proper divisors (29572248991772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20112023011300 is a wasteful number, since it uses less digits than its factorization.

20112023011300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57658 (or 57651 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20112023011300 its reverse (311032021102), we get a palindrome (20423055032402).

The spelling of 20112023011300 in words is "twenty trillion, one hundred twelve billion, twenty-three million, eleven thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 23 25 44 46 50 55 92 100 110 115 220 230 253 275 460 506 550 575 1012 1100 1150 1265 2300 2530 5060 6325 12650 22907 25300 34703 45814 69406 91628 114535 138812 173515 229070 251977 347030 381733 458140 503954 526861 572675 694060 763466 798169 867575 1007908 1053722 1145350 1259885 1526932 1596338 1735150 1908665 2107444 2290700 2519770 2634305 3192676 3470300 3817330 3990845 5039540 5268610 5795471 6299425 7634660 7981690 8779859 9543325 10537220 11590942 12598850 13171525 15963380 17559718 19086650 19954225 23181884 25197700 26343050 28977355 35119436 38173300 39908450 43899295 52686100 57954710 79816900 87798590 115909420 144886775 175597180 219496475 289773550 438992950 579547100 794941621 877985900 1589883242 3179766484 3974708105 7949416210 8744357831 15898832420 17488715662 18283657283 19873540525 34977431324 36567314566 39747081050 43721789155 73134629132 79494162100 87443578310 91418286415 174887156620 182836572830 201120230113 218608945775 365673145660 402240460226 437217891550 457091432075 804480920452 874435783100 914182864150 1005601150565 1828365728300 2011202301130 4022404602260 5028005752825 10056011505650 20112023011300