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142211034010020 = 223531145716676521
BaseRepresentation
bin100000010101011100010110…
…001010100101000110100100
3200122112020112110210212021110
4200111130112022211012210
5122114441144201310040
61222242502551145020
741645256665213433
oct4025342612450644
9618466473725243
10142211034010020
11413493a72a0278
1213b4954b675170
13614759b268841
14271909d46311a
15116937e499980
hex8157162a51a4

142211034010020 has 96 divisors (see below), whose sum is σ = 400345392335616. Its totient is φ = 37718285875200.

The previous prime is 142211034009949. The next prime is 142211034010021. The reversal of 142211034010020 is 20010430112241.

It is not an unprimeable number, because it can be changed into a prime (142211034010021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189360 + ... + 16865880.

It is an arithmetic number, because the mean of its divisors is an integer number (4170264503496).

Almost surely, 2142211034010020 is an apocalyptic number.

142211034010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142211034010020 is an abundant number, since it is smaller than the sum of its proper divisors (258134358325596).

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

142211034010020 is a wasteful number, since it uses less digits than its factorization.

142211034010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16677301 (or 16677299 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 142211034010020 its reverse (20010430112241), we get a palindrome (162221464122261).

The spelling of 142211034010020 in words is "one hundred forty-two trillion, two hundred eleven billion, thirty-four million, ten thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 311 457 622 914 933 1244 1371 1555 1828 1866 2285 2742 3110 3732 4570 4665 5484 6220 6855 9140 9330 13710 18660 27420 142127 284254 426381 568508 710635 852762 1421270 1705524 2131905 2842540 4263810 8527620 16676521 33353042 50029563 66706084 83382605 100059126 166765210 200118252 250147815 333530420 500295630 1000591260 5186398031 7621170097 10372796062 15242340194 15559194093 20745592124 22863510291 25931990155 30484680388 31118388186 38105850485 45727020582 51863980310 62236776372 76211700970 77795970465 91454041164 103727960620 114317551455 152423401940 155591940930 228635102910 311183881860 457270205820 2370183900167 4740367800334 7110551700501 9480735600668 11850919500835 14221103401002 23701839001670 28442206802004 35552758502505 47403678003340 71105517005010 142211034010020