100100012012 has 72 divisors (see below), whose sum is σ = 239400095760. Its totient is φ = 35999994240.

The previous prime is 100100011951. The next prime is 100100012021. The reversal of 100100012012 is 210210001001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1757687 + ... + 1813742.

It is an arithmetic number, because the mean of its divisors is an integer number (3325001330).

Almost surely, 2^100100012012 is an apocalyptic number.

It is an amenable number.

100100012012 is an abundant number, since it is smaller than the sum of its proper divisors (139300083748).

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

100100012012 is a wasteful number, since it uses less digits than its factorization.

100100012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3571471 (or 3571462 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100100012012 its reverse (210210001001), we get a palindrome (310310013013).

The spelling of 100100012012 in words is "one hundred billion, one hundred million, twelve thousand, twelve".