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20120010102002 = 2157907439716067
BaseRepresentation
bin1001001001100100011100…
…00011100001010011110010
32122020110021002122100111102
410210302032003201103302
510114121240041231002
6110443001031044402
74144423415040116
oct444621603412362
978213232570442
1020120010102002
1164579371a1a18
12230b486810702
13b2c4025c7205
144d7b56a73746
1524d57ab84a02
hex124c8e0e14f2

20120010102002 has 32 divisors (see below), whose sum is σ = 30414539009088. Its totient is φ = 9982015557696.

The previous prime is 20120010102001. The next prime is 20120010102019. The reversal of 20120010102002 is 20020101002102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20120010102001) 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 15 ways as a sum of consecutive naturals, for example, 1252248773 + ... + 1252264839.

It is an arithmetic number, because the mean of its divisors is an integer number (950454344034).

Almost surely, 220120010102002 is an apocalyptic number.

20120010102002 is a deficient number, since it is larger than the sum of its proper divisors (10294528907086).

20120010102002 is a wasteful number, since it uses less digits than its factorization.

20120010102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21530.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20120010102002 its reverse (20020101002102), we get a palindrome (40140111104104).

The spelling of 20120010102002 in words is "twenty trillion, one hundred twenty billion, ten million, one hundred two thousand, two".

Divisors: 1 2 157 314 907 1814 4397 8794 16067 32134 142399 284798 690329 1380658 2522519 3988079 5045038 7976158 14572769 29145538 70646599 141293198 626128403 1252256806 2287924733 4575849466 11091516043 22183032086 64076465293 128152930586 10060005051001 20120010102002