31023200989243 has 2 divisors, whose sum is σ = 31023200989244. Its totient is φ = 31023200989242.

The previous prime is 31023200989211. The next prime is 31023200989247. The reversal of 31023200989243 is 34298900232013.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31023200989243 - 2⁵ = 31023200989211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31023200989193 and 31023200989202.

It is not a weakly prime, because it can be changed into another prime (31023200989247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15511600494621 + 15511600494622.

It is an arithmetic number, because the mean of its divisors is an integer number (15511600494622).

Almost surely, 2^{31023200989243} is an apocalyptic number.

31023200989243 is a deficient number, since it is larger than the sum of its proper divisors (1).

31023200989243 is an equidigital number, since it uses as much as digits as its factorization.

31023200989243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 31023200989243 in words is "thirty-one trillion, twenty-three billion, two hundred million, nine hundred eighty-nine thousand, two hundred forty-three".