221751371732114 has 64 divisors (see below), whose sum is σ = 403368871127040. Its totient is φ = 89312983240320.

The previous prime is 221751371732113. The next prime is 221751371732153. The reversal of 221751371732114 is 411237173157122.

221751371732114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (221751371732113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16727774 + ... + 26894630.

It is an arithmetic number, because the mean of its divisors is an integer number (6302638611360).

Almost surely, 2^{221751371732114} is an apocalyptic number.

221751371732114 is a deficient number, since it is larger than the sum of its proper divisors (181617499394926).

221751371732114 is a wasteful number, since it uses less digits than its factorization.

221751371732114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10167543.

The product of its digits is 493920, while the sum is 47.

The spelling of 221751371732114 in words is "two hundred twenty-one trillion, seven hundred fifty-one billion, three hundred seventy-one million, seven hundred thirty-two thousand, one hundred fourteen".