31023731632241 has 2 divisors, whose sum is σ = 31023731632242. Its totient is φ = 31023731632240.

The previous prime is 31023731632171. The next prime is 31023731632253. The reversal of 31023731632241 is 14223613732013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30469064174641 + 554667457600 = 5519879^2 + 744760^2 .

It is a cyclic number.

It is not a de Polignac number, because 31023731632241 - 2²⁶ = 31023664523377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31023731632195 and 31023731632204.

It is not a weakly prime, because it can be changed into another prime (31023731632841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15511865816120 + 15511865816121.

It is an arithmetic number, because the mean of its divisors is an integer number (15511865816121).

Almost surely, 2^{31023731632241} is an apocalyptic number.

It is an amenable number.

31023731632241 is a deficient number, since it is larger than the sum of its proper divisors (1).

31023731632241 is an equidigital number, since it uses as much as digits as its factorization.

31023731632241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 31023731632241 in words is "thirty-one trillion, twenty-three billion, seven hundred thirty-one million, six hundred thirty-two thousand, two hundred forty-one".