100111100222012 has 96 divisors (see below), whose sum is σ = 192196078663680. Its totient is φ = 45250064925120.

The previous prime is 100111100222009. The next prime is 100111100222041. The reversal of 100111100222012 is 210222001111001.

It is a super-2 number, since 2×100111100222012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7545866603 + ... + 7545879869.

It is an arithmetic number, because the mean of its divisors is an integer number (2002042486080).

Almost surely, 2^{100111100222012} is an apocalyptic number.

It is an amenable number.

100111100222012 is a deficient number, since it is larger than the sum of its proper divisors (92084978441668).

100111100222012 is a wasteful number, since it uses less digits than its factorization.

100111100222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14991 (or 14989 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100111100222012 its reverse (210222001111001), we get a palindrome (310333101333013).

The spelling of 100111100222012 in words is "one hundred trillion, one hundred eleven billion, one hundred million, two hundred twenty-two thousand, twelve".