23013443113 has 8 divisors (see below), whose sum is σ = 23670365832. Its totient is φ = 22358359296.

The previous prime is 23013443111. The next prime is 23013443119. The reversal of 23013443113 is 31134431032.

It can be written as a sum of positive squares in 4 ways, for example, as 18616692249 + 4396750864 = 136443^2 + 66308^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23013443113 - 2¹ = 23013443111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23013443111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434320 + ... + 484417.

It is an arithmetic number, because the mean of its divisors is an integer number (2958795729).

Almost surely, 2^23013443113 is an apocalyptic number.

It is an amenable number.

23013443113 is a deficient number, since it is larger than the sum of its proper divisors (656922719).

23013443113 is an equidigital number, since it uses as much as digits as its factorization.

23013443113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919451.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23013443113 its reverse (31134431032), we get a palindrome (54147874145).

The spelling of 23013443113 in words is "twenty-three billion, thirteen million, four hundred forty-three thousand, one hundred thirteen".