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20000022101000 = 235323431853571
BaseRepresentation
bin1001000110000100111100…
…01101100111110000001000
32121210222112221001100112022
410203002132031213300020
510110140021124213000
6110311514443504012
74132645122621164
oct443023615476010
977728487040468
1020000022101000
116410a64092927
1222b017ab28008
13b20cbca51556
144d2013171ca4
1524a3a6c9e585
hex12309e367c08

20000022101000 has 64 divisors (see below), whose sum is σ = 46802103903360. Its totient is φ = 7999658040000.

The previous prime is 20000022100979. The next prime is 20000022101011. The reversal of 20000022101000 is 10122000002.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 23004215 + ... + 23857785.

It is an arithmetic number, because the mean of its divisors is an integer number (731282873490).

Almost surely, 220000022101000 is an apocalyptic number.

20000022101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20000022101000 is an abundant number, since it is smaller than the sum of its proper divisors (26802081802360).

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

20000022101000 is a wasteful number, since it uses less digits than its factorization.

20000022101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877023 (or 877009 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 20000022101000 its reverse (10122000002), we get a palindrome (20010144101002).

The spelling of 20000022101000 in words is "twenty trillion, twenty-two million, one hundred one thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 23431 46862 93724 117155 187448 234310 468620 585775 853571 937240 1171550 1707142 2343100 2928875 3414284 4267855 4686200 5857750 6828568 8535710 11715500 17071420 21339275 23431000 34142840 42678550 85357100 106696375 170714200 213392750 426785500 853571000 20000022101 40000044202 80000088404 100000110505 160000176808 200000221010 400000442020 500000552525 800000884040 1000001105050 2000002210100 2500002762625 4000004420200 5000005525250 10000011050500 20000022101000