23101113211443 has 16 divisors (see below), whose sum is σ = 34223946900640. Its totient is φ = 15400708176672.

The previous prime is 23101113211387. The next prime is 23101113211471. The reversal of 23101113211443 is 34411231110132.

23101113211443 is a `hidden beast` number, since 2 + 3 + 1 + 0 + 1 + 1 + 1 + 3 + 211 + 443 = 666.

It is not a de Polignac number, because 23101113211443 - 2³⁴ = 23083933342259 is a prime.

It is a super-2 number, since 2×23101113211443² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23101113211343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19893105 + ... + 21022317.

It is an arithmetic number, because the mean of its divisors is an integer number (2138996681290).

Almost surely, 2^{23101113211443} is an apocalyptic number.

23101113211443 is a deficient number, since it is larger than the sum of its proper divisors (11122833689197).

23101113211443 is a wasteful number, since it uses less digits than its factorization.

23101113211443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886915 (or 1886909 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 23101113211443 its reverse (34411231110132), we get a palindrome (57512344321575).

The spelling of 23101113211443 in words is "twenty-three trillion, one hundred one billion, one hundred thirteen million, two hundred eleven thousand, four hundred forty-three".