23313023112013 has 4 divisors (see below), whose sum is σ = 23315219770428. Its totient is φ = 23310826453600.

The previous prime is 23313023111969. The next prime is 23313023112061. The reversal of 23313023112013 is 31021132031332.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13601653793764 + 9711369318249 = 3688042^2 + 3116307^2 .

It is a cyclic number.

It is not a de Polignac number, because 23313023112013 - 2⁹ = 23313023111501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313023412013) 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, 1098313288 + ... + 1098334513.

It is an arithmetic number, because the mean of its divisors is an integer number (5828804942607).

Almost surely, 2^{23313023112013} is an apocalyptic number.

It is an amenable number.

23313023112013 is a deficient number, since it is larger than the sum of its proper divisors (2196658415).

23313023112013 is a wasteful number, since it uses less digits than its factorization.

23313023112013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196658414.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 23313023112013 its reverse (31021132031332), we get a palindrome (54334155143345).

The spelling of 23313023112013 in words is "twenty-three trillion, three hundred thirteen billion, twenty-three million, one hundred twelve thousand, thirteen".