23040042220422 has 24 divisors (see below), whose sum is σ = 49920260877864. Its totient is φ = 7679988011904.

The previous prime is 23040042220381. The next prime is 23040042220427. The reversal of 23040042220422 is 22402224004032.

23040042220422 is a `hidden beast` number, since 2 + 30 + 4 + 0 + 0 + 422 + 204 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23040042220427) 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, 3710518 + ... + 7736150.

It is an arithmetic number, because the mean of its divisors is an integer number (2080010869911).

Almost surely, 2^{23040042220422} is an apocalyptic number.

23040042220422 is an abundant number, since it is smaller than the sum of its proper divisors (26880218657442).

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

23040042220422 is a wasteful number, since it uses less digits than its factorization.

23040042220422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343604 (or 4343601 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 23040042220422 its reverse (22402224004032), we get a palindrome (45442266224454).

The spelling of 23040042220422 in words is "twenty-three trillion, forty billion, forty-two million, two hundred twenty thousand, four hundred twenty-two".