31124321222434 has 128 divisors (see below), whose sum is σ = 54782056857600. Its totient is φ = 13123090848000.

The previous prime is 31124321222303. The next prime is 31124321222447. The reversal of 31124321222434 is 43422212342113.

It is a self number, because there is not a number n which added to its sum of digits gives 31124321222434.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1922789289 + ... + 1922805475.

It is an arithmetic number, because the mean of its divisors is an integer number (427984819200).

Almost surely, 2^{31124321222434} is an apocalyptic number.

31124321222434 is a deficient number, since it is larger than the sum of its proper divisors (23657735635166).

31124321222434 is a wasteful number, since it uses less digits than its factorization.

31124321222434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16960.

The product of its digits is 55296, while the sum is 34.

Adding to 31124321222434 its reverse (43422212342113), we get a palindrome (74546533564547).

The spelling of 31124321222434 in words is "thirty-one trillion, one hundred twenty-four billion, three hundred twenty-one million, two hundred twenty-two thousand, four hundred thirty-four".