32231321122631 has 2 divisors, whose sum is σ = 32231321122632. Its totient is φ = 32231321122630.

The previous prime is 32231321122601. The next prime is 32231321122633. The reversal of 32231321122631 is 13622112313223.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32231321122631 is a prime.

It is a super-2 number, since 2×32231321122631² (a number of 28 digits) contains 22 as substring.

Together with 32231321122633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32231321122633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16115660561315 + 16115660561316.

It is an arithmetic number, because the mean of its divisors is an integer number (16115660561316).

Almost surely, 2^{32231321122631} is an apocalyptic number.

32231321122631 is a deficient number, since it is larger than the sum of its proper divisors (1).

32231321122631 is an equidigital number, since it uses as much as digits as its factorization.

32231321122631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

Adding to 32231321122631 its reverse (13622112313223), we get a palindrome (45853433435854).

The spelling of 32231321122631 in words is "thirty-two trillion, two hundred thirty-one billion, three hundred twenty-one million, one hundred twenty-two thousand, six hundred thirty-one".