2321231131210 has 16 divisors (see below), whose sum is σ = 4196148298056. Its totient is φ = 924507505408.

The previous prime is 2321231131139. The next prime is 2321231131237. The reversal of 2321231131210 is 121311321232.

It can be written as a sum of positive squares in 4 ways, for example, as 2159145176409 + 162085954801 = 1469403^2 + 402599^2 .

It is a super-2 number, since 2×2321231131210² (a number of 26 digits) contains 22 as substring.

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, 498115939 + ... + 498120598.

Almost surely, 2^{2321231131210} is an apocalyptic number.

2321231131210 is a deficient number, since it is larger than the sum of its proper divisors (1874917166846).

2321231131210 is a wasteful number, since it uses less digits than its factorization.

2321231131210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996236777.

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

Adding to 2321231131210 its reverse (121311321232), we get a palindrome (2442542452442).

The spelling of 2321231131210 in words is "two trillion, three hundred twenty-one billion, two hundred thirty-one million, one hundred thirty-one thousand, two hundred ten".