1031313023323 has 4 divisors (see below), whose sum is σ = 1125068752728. Its totient is φ = 937557293920.

The previous prime is 1031313023263. The next prime is 1031313023329. The reversal of 1031313023323 is 3233203131301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1031313023323 - 2⁹ = 1031313022811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031313023329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46877864686 + ... + 46877864707.

It is an arithmetic number, because the mean of its divisors is an integer number (281267188182).

Almost surely, 2^{1031313023323} is an apocalyptic number.

1031313023323 is a deficient number, since it is larger than the sum of its proper divisors (93755729405).

1031313023323 is an equidigital number, since it uses as much as digits as its factorization.

1031313023323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93755729404.

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

Adding to 1031313023323 its reverse (3233203131301), we get a palindrome (4264516154624).

The spelling of 1031313023323 in words is "one trillion, thirty-one billion, three hundred thirteen million, twenty-three thousand, three hundred twenty-three".