21022726430030 has 32 divisors (see below), whose sum is σ = 40751959248000. Its totient is φ = 7762196950272.

The previous prime is 21022726429933. The next prime is 21022726430071. The reversal of 21022726430030 is 3003462722012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37986746 + ... + 38536194.

It is an arithmetic number, because the mean of its divisors is an integer number (1273498726500).

Almost surely, 2^{21022726430030} is an apocalyptic number.

21022726430030 is a deficient number, since it is larger than the sum of its proper divisors (19729232817970).

21022726430030 is a wasteful number, since it uses less digits than its factorization.

21022726430030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843788.

The product of its (nonzero) digits is 24192, while the sum is 32.

The spelling of 21022726430030 in words is "twenty-one trillion, twenty-two billion, seven hundred twenty-six million, four hundred thirty thousand, thirty".