31113130222233 has 112 divisors (see below), whose sum is σ = 49019071057920. Its totient is φ = 19701111019392.

The previous prime is 31113130222147. The next prime is 31113130222247. The reversal of 31113130222233 is 33222203131113.

31113130222233 is a `hidden beast` number, since 3 + 1 + 1 + 131 + 302 + 2 + 223 + 3 = 666.

It is not a de Polignac number, because 31113130222233 - 2²⁵ = 31113096667801 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 31113130222197 and 31113130222206.

It is not an unprimeable number, because it can be changed into a prime (31113130222253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1470572691 + ... + 1470593847.

Almost surely, 2^{31113130222233} is an apocalyptic number.

It is an amenable number.

31113130222233 is a deficient number, since it is larger than the sum of its proper divisors (17905940835687).

31113130222233 is a wasteful number, since it uses less digits than its factorization.

31113130222233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21810 (or 21795 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 31113130222233 its reverse (33222203131113), we get a palindrome (64335333353346).

The spelling of 31113130222233 in words is "thirty-one trillion, one hundred thirteen billion, one hundred thirty million, two hundred twenty-two thousand, two hundred thirty-three".