31113301122 has 32 divisors (see below), whose sum is σ = 69180773760. Its totient is φ = 10365084720.

The previous prime is 31113301103. The next prime is 31113301171. The reversal of 31113301122 is 22110331113.

31113301122 is a `hidden beast` number, since 311 + 1 + 330 + 1 + 1 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 31113301095 and 31113301104.

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, 72654 + ... + 259817.

It is an arithmetic number, because the mean of its divisors is an integer number (2161899180).

Almost surely, 2^31113301122 is an apocalyptic number.

31113301122 is an abundant number, since it is smaller than the sum of its proper divisors (38067472638).

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

31113301122 is a wasteful number, since it uses less digits than its factorization.

31113301122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334215 (or 334209 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 31113301122 its reverse (22110331113), we get a palindrome (53223632235).

The spelling of 31113301122 in words is "thirty-one billion, one hundred thirteen million, three hundred one thousand, one hundred twenty-two".