222120322988 has 6 divisors (see below), whose sum is σ = 388710565236. Its totient is φ = 111060161492.

The previous prime is 222120322901. The next prime is 222120322997. The reversal of 222120322988 is 889223021222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27765040370 + ... + 27765040377.

It is an arithmetic number, because the mean of its divisors is an integer number (64785094206).

Almost surely, 2^222120322988 is an apocalyptic number.

It is an amenable number.

222120322988 is a deficient number, since it is larger than the sum of its proper divisors (166590242248).

222120322988 is a wasteful number, since it uses less digits than its factorization.

222120322988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55530080751 (or 55530080749 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 222120322988 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty-two thousand, nine hundred eighty-eight".