23011231204242 has 24 divisors (see below), whose sum is σ = 51465979468800. Its totient is φ = 7422977807640.

The previous prime is 23011231204189. The next prime is 23011231204259. The reversal of 23011231204242 is 24240213211032.

23011231204242 is a `hidden beast` number, since 2 + 3 + 0 + 1 + 1 + 231 + 2 + 0 + 424 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20619382242 + ... + 20619383357.

It is an arithmetic number, because the mean of its divisors is an integer number (2144415811200).

Almost surely, 2^{23011231204242} is an apocalyptic number.

23011231204242 is an abundant number, since it is smaller than the sum of its proper divisors (28454748264558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23011231204242 is a wasteful number, since it uses less digits than its factorization.

23011231204242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41238765638 (or 41238765635 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 23011231204242 its reverse (24240213211032), we get a palindrome (47251444415274).

The spelling of 23011231204242 in words is "twenty-three trillion, eleven billion, two hundred thirty-one million, two hundred four thousand, two hundred forty-two".