31321303001323 has 2 divisors, whose sum is σ = 31321303001324. Its totient is φ = 31321303001322.

The previous prime is 31321303001281. The next prime is 31321303001363. The reversal of 31321303001323 is 32310030312313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31321303001323 - 2²¹ = 31321300904171 is a prime.

It is not a weakly prime, because it can be changed into another prime (31321303001363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15660651500661 + 15660651500662.

It is an arithmetic number, because the mean of its divisors is an integer number (15660651500662).

Almost surely, 2^{31321303001323} is an apocalyptic number.

31321303001323 is a deficient number, since it is larger than the sum of its proper divisors (1).

31321303001323 is an equidigital number, since it uses as much as digits as its factorization.

31321303001323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 31321303001323 its reverse (32310030312313), we get a palindrome (63631333313636).

The spelling of 31321303001323 in words is "thirty-one trillion, three hundred twenty-one billion, three hundred three million, one thousand, three hundred twenty-three".