23225120521400 has 48 divisors (see below), whose sum is σ = 61712463103440. Its totient is φ = 7962898464000.

The previous prime is 23225120521391. The next prime is 23225120521483. The reversal of 23225120521400 is 412502152232.

It is a happy number.

It is a congruent number.

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, 8294684501 + ... + 8294687300.

It is an arithmetic number, because the mean of its divisors is an integer number (1285676314655).

Almost surely, 2^{23225120521400} is an apocalyptic number.

23225120521400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23225120521400 is an abundant number, since it is smaller than the sum of its proper divisors (38487342582040).

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

23225120521400 is a wasteful number, since it uses less digits than its factorization.

23225120521400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16589371824 (or 16589371815 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 23225120521400 its reverse (412502152232), we get a palindrome (23637622673632).

The spelling of 23225120521400 in words is "twenty-three trillion, two hundred twenty-five billion, one hundred twenty million, five hundred twenty-one thousand, four hundred".