23130013111001 has 4 divisors (see below), whose sum is σ = 23566428452772. Its totient is φ = 22693597769232.

The previous prime is 23130013110989. The next prime is 23130013111013. The reversal of 23130013111001 is 10011131003132.

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

It is an interprime number because it is at equal distance from previous prime (23130013110989) and next prime (23130013111013).

It can be written as a sum of positive squares in 2 ways, for example, as 10641394273225 + 12488618837776 = 3262115^2 + 3533924^2 .

It is a cyclic number.

It is not a de Polignac number, because 23130013111001 - 2⁴² = 18731966599897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23130013111901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218207670806 + ... + 218207670911.

It is an arithmetic number, because the mean of its divisors is an integer number (5891607113193).

Almost surely, 2^{23130013111001} is an apocalyptic number.

It is an amenable number.

23130013111001 is a deficient number, since it is larger than the sum of its proper divisors (436415341771).

23130013111001 is an equidigital number, since it uses as much as digits as its factorization.

23130013111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436415341770.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 23130013111001 its reverse (10011131003132), we get a palindrome (33141144114133).

The spelling of 23130013111001 in words is "twenty-three trillion, one hundred thirty billion, thirteen million, one hundred eleven thousand, one".