23421988721112 has 32 divisors (see below), whose sum is σ = 58799971699200. Its totient is φ = 7774662920864.

The previous prime is 23421988721083. The next prime is 23421988721249. The reversal of 23421988721112 is 21112788912432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2041659948 + ... + 2041671419.

It is an arithmetic number, because the mean of its divisors is an integer number (1837499115600).

Almost surely, 2^{23421988721112} is an apocalyptic number.

It is an amenable number.

23421988721112 is an abundant number, since it is smaller than the sum of its proper divisors (35377982978088).

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

23421988721112 is a wasteful number, since it uses less digits than its factorization.

23421988721112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083331615 (or 4083331611 counting only the distinct ones).

The product of its digits is 774144, while the sum is 51.

The spelling of 23421988721112 in words is "twenty-three trillion, four hundred twenty-one billion, nine hundred eighty-eight million, seven hundred twenty-one thousand, one hundred twelve".