23043401112011 has 4 divisors (see below), whose sum is σ = 26335315556592. Its totient is φ = 19751486667432.

The previous prime is 23043401111999. The next prime is 23043401112041. The reversal of 23043401112011 is 11021110434032.

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 23043401112011 - 2¹⁸ = 23043400849867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23043401112041) 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, 1645957222280 + ... + 1645957222293.

It is an arithmetic number, because the mean of its divisors is an integer number (6583828889148).

Almost surely, 2^{23043401112011} is an apocalyptic number.

23043401112011 is a deficient number, since it is larger than the sum of its proper divisors (3291914444581).

23043401112011 is an equidigital number, since it uses as much as digits as its factorization.

23043401112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3291914444580.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 23043401112011 its reverse (11021110434032), we get a palindrome (34064511546043).

The spelling of 23043401112011 in words is "twenty-three trillion, forty-three billion, four hundred one million, one hundred twelve thousand, eleven".