23000044181 has 2 divisors, whose sum is σ = 23000044182. Its totient is φ = 23000044180.

The previous prime is 23000044153. The next prime is 23000044189. The reversal of 23000044181 is 18144000032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21400764100 + 1599280081 = 146290^2 + 39991^2 .

It is a cyclic number.

It is not a de Polignac number, because 23000044181 - 2³⁰ = 21926302357 is a prime.

It is a super-2 number, since 2×23000044181² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23000044189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500022090 + 11500022091.

It is an arithmetic number, because the mean of its divisors is an integer number (11500022091).

Almost surely, 2^23000044181 is an apocalyptic number.

It is an amenable number.

23000044181 is a deficient number, since it is larger than the sum of its proper divisors (1).

23000044181 is an equidigital number, since it uses as much as digits as its factorization.

23000044181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

The spelling of 23000044181 in words is "twenty-three billion, forty-four thousand, one hundred eighty-one".