331134012231 has 32 divisors (see below), whose sum is σ = 487916732160. Its totient is φ = 198083846400.

The previous prime is 331134012221. The next prime is 331134012281. The reversal of 331134012231 is 132210431133.

It is not a de Polignac number, because 331134012231 - 2¹⁴ = 331133995847 is a prime.

It is a super-2 number, since 2×331134012231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331134012211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1578301 + ... + 1775753.

It is an arithmetic number, because the mean of its divisors is an integer number (15247397880).

Almost surely, 2^331134012231 is an apocalyptic number.

331134012231 is a deficient number, since it is larger than the sum of its proper divisors (156782719929).

331134012231 is a wasteful number, since it uses less digits than its factorization.

331134012231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198127.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 331134012231 its reverse (132210431133), we get a palindrome (463344443364).

The spelling of 331134012231 in words is "three hundred thirty-one billion, one hundred thirty-four million, twelve thousand, two hundred thirty-one".