222122321008 has 30 divisors (see below), whose sum is σ = 500625181896. Its totient is φ = 95195280096.

The previous prime is 222122320993. The next prime is 222122321009. The reversal of 222122321008 is 800123221222.

222122321008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122321009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141658860 + ... + 141660427.

Almost surely, 2^222122321008 is an apocalyptic number.

222122321008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

222122321008 is an abundant number, since it is smaller than the sum of its proper divisors (278502860888).

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

222122321008 is a wasteful number, since it uses less digits than its factorization.

222122321008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283319309 (or 283319296 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The spelling of 222122321008 in words is "two hundred twenty-two billion, one hundred twenty-two million, three hundred twenty-one thousand, eight".