221637512375314 has 16 divisors (see below), whose sum is σ = 387118889540928. Its totient is φ = 93195288222192.

The previous prime is 221637512375311. The next prime is 221637512375317. The reversal of 221637512375314 is 413573215736122.

It is an interprime number because it is at equal distance from previous prime (221637512375311) and next prime (221637512375317).

It is not an unprimeable number, because it can be changed into a prime (221637512375311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149351422692 + ... + 149351424175.

It is an arithmetic number, because the mean of its divisors is an integer number (24194930596308).

Almost surely, 2^{221637512375314} is an apocalyptic number.

221637512375314 is a deficient number, since it is larger than the sum of its proper divisors (165481377165614).

221637512375314 is a wasteful number, since it uses less digits than its factorization.

221637512375314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298702846929.

The product of its digits is 6350400, while the sum is 52.

The spelling of 221637512375314 in words is "two hundred twenty-one trillion, six hundred thirty-seven billion, five hundred twelve million, three hundred seventy-five thousand, three hundred fourteen".