221534456107274 has 16 divisors (see below), whose sum is σ = 350998328060160. Its totient is φ = 104701205810880.

The previous prime is 221534456107247. The next prime is 221534456107309. The reversal of 221534456107274 is 472701654435122.

It is a super-2 number, since 2×221534456107274² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41548094879 + ... + 41548100210.

It is an arithmetic number, because the mean of its divisors is an integer number (21937395503760).

Almost surely, 2^{221534456107274} is an apocalyptic number.

221534456107274 is a deficient number, since it is larger than the sum of its proper divisors (129463871952886).

221534456107274 is a wasteful number, since it uses less digits than its factorization.

221534456107274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83096195165.

The product of its (nonzero) digits is 11289600, while the sum is 53.

The spelling of 221534456107274 in words is "two hundred twenty-one trillion, five hundred thirty-four billion, four hundred fifty-six million, one hundred seven thousand, two hundred seventy-four".