100100221012012 has 12 divisors (see below), whose sum is σ = 188650416522736. Its totient is φ = 46200102005520.

The previous prime is 100100221012007. The next prime is 100100221012027. The reversal of 100100221012012 is 210210122001001.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 100100221011983 and 100100221012001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962502125064 + ... + 962502125167.

Almost surely, 2^{100100221012012} is an apocalyptic number.

It is an amenable number.

100100221012012 is a deficient number, since it is larger than the sum of its proper divisors (88550195510724).

100100221012012 is a wasteful number, since it uses less digits than its factorization.

100100221012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925004250248 (or 1925004250246 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100100221012012 its reverse (210210122001001), we get a palindrome (310310343013013).

The spelling of 100100221012012 in words is "one hundred trillion, one hundred billion, two hundred twenty-one million, twelve thousand, twelve".