2131311234224 has 20 divisors (see below), whose sum is σ = 4372322311944. Its totient is φ = 1002969992448.

The previous prime is 2131311234197. The next prime is 2131311234229. The reversal of 2131311234224 is 4224321131312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2131311234229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3917851262 + ... + 3917851805.

Almost surely, 2^{2131311234224} is an apocalyptic number.

It is an amenable number.

2131311234224 is an abundant number, since it is smaller than the sum of its proper divisors (2241011077720).

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

2131311234224 is a wasteful number, since it uses less digits than its factorization.

2131311234224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835703092 (or 7835703086 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

Adding to 2131311234224 its reverse (4224321131312), we get a palindrome (6355632365536).

The spelling of 2131311234224 in words is "two trillion, one hundred thirty-one billion, three hundred eleven million, two hundred thirty-four thousand, two hundred twenty-four".