100100010001012 has 48 divisors (see below), whose sum is σ = 200533746286720. Its totient is φ = 42828541696512.

The previous prime is 100100010001007. The next prime is 100100010001027. The reversal of 100100010001012 is 210100010001001.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 100100010000986 and 100100010001004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46891528 + ... + 48979744.

Almost surely, 2^{100100010001012} is an apocalyptic number.

It is an amenable number.

100100010001012 is an abundant number, since it is smaller than the sum of its proper divisors (100433736285708).

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

100100010001012 is a wasteful number, since it uses less digits than its factorization.

100100010001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091080 (or 2091078 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100100010001012 its reverse (210100010001001), we get a palindrome (310200020002013).

The spelling of 100100010001012 in words is "one hundred trillion, one hundred billion, ten million, one thousand, twelve".