231013131334 has 32 divisors (see below), whose sum is σ = 362242742400. Its totient is φ = 110352170880.

The previous prime is 231013131313. The next prime is 231013131361. The reversal of 231013131334 is 433131310132.

It is a junction number, because it is equal to n+sod(n) for n = 231013131299 and 231013131308.

It is a congruent number.

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, 4761619 + ... + 4809889.

It is an arithmetic number, because the mean of its divisors is an integer number (11320085700).

Almost surely, 2^231013131334 is an apocalyptic number.

231013131334 is a deficient number, since it is larger than the sum of its proper divisors (131229611066).

231013131334 is a wasteful number, since it uses less digits than its factorization.

231013131334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49168.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 231013131334 its reverse (433131310132), we get a palindrome (664144441466).

The spelling of 231013131334 in words is "two hundred thirty-one billion, thirteen million, one hundred thirty-one thousand, three hundred thirty-four".