23431430434122 has 12 divisors (see below), whose sum is σ = 50768099273970. Its totient is φ = 7810476811368.

The previous prime is 23431430434109. The next prime is 23431430434123. The reversal of 23431430434122 is 22143403413432.

23431430434122 is a `hidden beast` number, since 2 + 3 + 4 + 3 + 1 + 4 + 304 + 341 + 2 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13502824795161 + 9928605638961 = 3674619^2 + 3150969^2 .

It is not an unprimeable number, because it can be changed into a prime (23431430434123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 650873067597 + ... + 650873067632.

Almost surely, 2^{23431430434122} is an apocalyptic number.

23431430434122 is an abundant number, since it is smaller than the sum of its proper divisors (27336668839848).

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

23431430434122 is a wasteful number, since it uses less digits than its factorization.

23431430434122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301746135237 (or 1301746135234 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 23431430434122 its reverse (22143403413432), we get a palindrome (45574833847554).

The spelling of 23431430434122 in words is "twenty-three trillion, four hundred thirty-one billion, four hundred thirty million, four hundred thirty-four thousand, one hundred twenty-two".