23421531054412 has 12 divisors (see below), whose sum is σ = 40998949010320. Its totient is φ = 11707545622896.

The previous prime is 23421531054367. The next prime is 23421531054413. The reversal of 23421531054412 is 21445013512432.

It is not an unprimeable number, because it can be changed into a prime (23421531054413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804959712 + ... + 804988807.

Almost surely, 2^{23421531054412} is an apocalyptic number.

It is an amenable number.

23421531054412 is a deficient number, since it is larger than the sum of its proper divisors (17577417955908).

23421531054412 is a wasteful number, since it uses less digits than its factorization.

23421531054412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609952160 (or 1609952158 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 23421531054412 its reverse (21445013512432), we get a palindrome (44866544566844).

The spelling of 23421531054412 in words is "twenty-three trillion, four hundred twenty-one billion, five hundred thirty-one million, fifty-four thousand, four hundred twelve".