31211113034002 has 16 divisors (see below), whose sum is σ = 52159384259712. Its totient is φ = 13885021271920.

The previous prime is 31211113033943. The next prime is 31211113034011. The reversal of 31211113034002 is 20043031111213.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15092413393 + ... + 15092415460.

It is an arithmetic number, because the mean of its divisors is an integer number (3259961516232).

Almost surely, 2^{31211113034002} is an apocalyptic number.

31211113034002 is a deficient number, since it is larger than the sum of its proper divisors (20948271225710).

31211113034002 is a wasteful number, since it uses less digits than its factorization.

31211113034002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30184828913.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 31211113034002 its reverse (20043031111213), we get a palindrome (51254144145215).

The spelling of 31211113034002 in words is "thirty-one trillion, two hundred eleven billion, one hundred thirteen million, thirty-four thousand, two".