100202031112 has 16 divisors (see below), whose sum is σ = 187933333500. Its totient is φ = 50086475520.

The previous prime is 100202031107. The next prime is 100202031157. The reversal of 100202031112 is 211130202001.

It can be written as a sum of positive squares in 2 ways, for example, as 66783997476 + 33418033636 = 258426^2 + 182806^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100202031092 and 100202031101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788189 + ... + 1843372.

Almost surely, 2^100202031112 is an apocalyptic number.

It is an amenable number.

100202031112 is a deficient number, since it is larger than the sum of its proper divisors (87731302388).

100202031112 is a wasteful number, since it uses less digits than its factorization.

100202031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635016 (or 3635012 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 100202031112 its reverse (211130202001), we get a palindrome (311332233113).

The spelling of 100202031112 in words is "one hundred billion, two hundred two million, thirty-one thousand, one hundred twelve".