32312332231 has 2 divisors, whose sum is σ = 32312332232. Its totient is φ = 32312332230.

The previous prime is 32312332193. The next prime is 32312332301. The reversal of 32312332231 is 13223321323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32312332231 - 2⁷ = 32312332103 is a prime.

It is a super-2 number, since 2×32312332231² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32312332196 and 32312332205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32312332831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156166115 + 16156166116.

It is an arithmetic number, because the mean of its divisors is an integer number (16156166116).

Almost surely, 2^32312332231 is an apocalyptic number.

32312332231 is a deficient number, since it is larger than the sum of its proper divisors (1).

32312332231 is an equidigital number, since it uses as much as digits as its factorization.

32312332231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 25.

Adding to 32312332231 its reverse (13223321323), we get a palindrome (45535653554).

The spelling of 32312332231 in words is "thirty-two billion, three hundred twelve million, three hundred thirty-two thousand, two hundred thirty-one".