23112203013 has 8 divisors (see below), whose sum is σ = 34240300800. Its totient is φ = 15408135324.

The previous prime is 23112202957. The next prime is 23112203017. The reversal of 23112203013 is 31030221132.

It is not a de Polignac number, because 23112203013 - 2²¹ = 23110105861 is a prime.

It is a super-2 number, since 2×23112203013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23112203017) 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, 428003733 + ... + 428003786.

It is an arithmetic number, because the mean of its divisors is an integer number (4280037600).

Almost surely, 2^23112203013 is an apocalyptic number.

It is an amenable number.

23112203013 is a deficient number, since it is larger than the sum of its proper divisors (11128097787).

23112203013 is an equidigital number, since it uses as much as digits as its factorization.

23112203013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856007528 (or 856007522 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 23112203013 its reverse (31030221132), we get a palindrome (54142424145).

The spelling of 23112203013 in words is "twenty-three billion, one hundred twelve million, two hundred three thousand, thirteen".