100012112020002 has 32 divisors (see below), whose sum is σ = 246183660358272. Its totient is φ = 26376820752384.

The previous prime is 100012112019979. The next prime is 100012112020003. The reversal of 100012112020002 is 200020211210001.

It is a super-3 number, since 3×100012112020002³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100012112020002.

It is not an unprimeable number, because it can be changed into a prime (100012112020003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91586182623 + ... + 91586183714.

It is an arithmetic number, because the mean of its divisors is an integer number (7693239386196).

Almost surely, 2^{100012112020002} is an apocalyptic number.

100012112020002 is an abundant number, since it is smaller than the sum of its proper divisors (146171548338270).

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

100012112020002 is a wasteful number, since it uses less digits than its factorization.

100012112020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183172366362.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100012112020002 its reverse (200020211210001), we get a palindrome (300032323230003).

The spelling of 100012112020002 in words is "one hundred trillion, twelve billion, one hundred twelve million, twenty thousand, two".