222231312330 has 16 divisors (see below), whose sum is σ = 533355149664. Its totient is φ = 59261683280.

The previous prime is 222231312257. The next prime is 222231312389. The reversal of 222231312330 is 33213132222.

It is a self number, because there is not a number n which added to its sum of digits gives 222231312330.

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, 3703855176 + ... + 3703855235.

It is an arithmetic number, because the mean of its divisors is an integer number (33334696854).

Almost surely, 2^222231312330 is an apocalyptic number.

222231312330 is an abundant number, since it is smaller than the sum of its proper divisors (311123837334).

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

222231312330 is a wasteful number, since it uses less digits than its factorization.

222231312330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7407710421.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 222231312330 its reverse (33213132222), we get a palindrome (255444444552).

The spelling of 222231312330 in words is "two hundred twenty-two billion, two hundred thirty-one million, three hundred twelve thousand, three hundred thirty".