222326721024 has 80 divisors (see below), whose sum is σ = 612716274720. Its totient is φ = 71553413120.

The previous prime is 222326721017. The next prime is 222326721083. The reversal of 222326721024 is 420127623222.

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, 2451042 + ... + 2540129.

It is an arithmetic number, because the mean of its divisors is an integer number (7658953434).

Almost surely, 2^222326721024 is an apocalyptic number.

222326721024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222326721024 is an abundant number, since it is smaller than the sum of its proper divisors (390389553696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222326721024 is an equidigital number, since it uses as much as digits as its factorization.

222326721024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4991221 (or 4991205 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The spelling of 222326721024 in words is "two hundred twenty-two billion, three hundred twenty-six million, seven hundred twenty-one thousand, twenty-four".