31113122110100 has 36 divisors (see below), whose sum is σ = 68170965049824. Its totient is φ = 12324421181280.

The previous prime is 31113122110069. The next prime is 31113122110151. The reversal of 31113122110100 is 101122131113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1510335434 + ... + 1510356033.

Almost surely, 2^{31113122110100} is an apocalyptic number.

It is an amenable number.

31113122110100 is an abundant number, since it is smaller than the sum of its proper divisors (37057842939724).

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

31113122110100 is a wasteful number, since it uses less digits than its factorization.

31113122110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3020691584 (or 3020691577 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 31113122110100 its reverse (101122131113), we get a palindrome (31214244241213).

The spelling of 31113122110100 in words is "thirty-one trillion, one hundred thirteen billion, one hundred twenty-two million, one hundred ten thousand, one hundred".