21202330112924 has 12 divisors (see below), whose sum is σ = 37471444804248. Its totient is φ = 10496203026000.

The previous prime is 21202330112923. The next prime is 21202330112969. The reversal of 21202330112924 is 42921103320212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21202330112923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26240507162 + ... + 26240507969.

It is an arithmetic number, because the mean of its divisors is an integer number (3122620400354).

Almost surely, 2^{21202330112924} is an apocalyptic number.

It is an amenable number.

21202330112924 is a deficient number, since it is larger than the sum of its proper divisors (16269114691324).

21202330112924 is a wasteful number, since it uses less digits than its factorization.

21202330112924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52481015236 (or 52481015234 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 21202330112924 in words is "twenty-one trillion, two hundred two billion, three hundred thirty million, one hundred twelve thousand, nine hundred twenty-four".