10031323311 has 32 divisors (see below), whose sum is σ = 15295392000. Its totient is φ = 6494907744.

The previous prime is 10031323283. The next prime is 10031323381. The reversal of 10031323311 is 11332313001.

It is a happy number.

10031323311 is a `hidden beast` number, since 1 + 0 + 0 + 31 + 323 + 311 = 666.

It is not a de Polignac number, because 10031323311 - 2⁵ = 10031323279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031323381) 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, 94285 + ... + 170153.

It is an arithmetic number, because the mean of its divisors is an integer number (477981000).

Almost surely, 2^10031323311 is an apocalyptic number.

10031323311 is a deficient number, since it is larger than the sum of its proper divisors (5264068689).

10031323311 is an equidigital number, since it uses as much as digits as its factorization.

10031323311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76020 (or 76014 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 10031323311 its reverse (11332313001), we get a palindrome (21363636312).

The spelling of 10031323311 in words is "ten billion, thirty-one million, three hundred twenty-three thousand, three hundred eleven".