32313231311 has 2 divisors, whose sum is σ = 32313231312. Its totient is φ = 32313231310.

The previous prime is 32313231299. The next prime is 32313231341. The reversal of 32313231311 is 11313231323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32313231311 - 2³⁰ = 31239489487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32313231341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156615655 + 16156615656.

It is an arithmetic number, because the mean of its divisors is an integer number (16156615656).

Almost surely, 2^32313231311 is an apocalyptic number.

32313231311 is a deficient number, since it is larger than the sum of its proper divisors (1).

32313231311 is an equidigital number, since it uses as much as digits as its factorization.

32313231311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 23.

Adding to 32313231311 its reverse (11313231323), we get a palindrome (43626462634).

The spelling of 32313231311 in words is "thirty-two billion, three hundred thirteen million, two hundred thirty-one thousand, three hundred eleven".