23110123203009 has 12 divisors (see below), whose sum is σ = 33439955667300. Its totient is φ = 15379671911424.

The previous prime is 23110123202983. The next prime is 23110123203049. The reversal of 23110123203009 is 90030232101132.

23110123203009 is a `hidden beast` number, since 2 + 31 + 1 + 0 + 1 + 2 + 320 + 300 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1019211393600 + 22090911809409 = 1009560^2 + 4700097^2 .

It is not a de Polignac number, because 23110123203009 - 2²¹ = 23110121105857 is a prime.

It is a super-2 number, since 2×23110123203009² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23110123203049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2256402144 + ... + 2256412385.

It is an arithmetic number, because the mean of its divisors is an integer number (2786662972275).

Almost surely, 2^{23110123203009} is an apocalyptic number.

It is an amenable number.

23110123203009 is a deficient number, since it is larger than the sum of its proper divisors (10329832464291).

23110123203009 is a wasteful number, since it uses less digits than its factorization.

23110123203009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4512815104 (or 4512815101 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 23110123203009 in words is "twenty-three trillion, one hundred ten billion, one hundred twenty-three million, two hundred three thousand, nine".