222122013864 has 128 divisors (see below), whose sum is σ = 580581388800. Its totient is φ = 70745114880.

The previous prime is 222122013859. The next prime is 222122013887. The reversal of 222122013864 is 468310221222.

222122013864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 74761899 + ... + 74764869.

It is an arithmetic number, because the mean of its divisors is an integer number (4535792100).

Almost surely, 2^222122013864 is an apocalyptic number.

222122013864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222122013864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290290694400).

222122013864 is an abundant number, since it is smaller than the sum of its proper divisors (358459374936).

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

222122013864 is a wasteful number, since it uses less digits than its factorization.

222122013864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503 (or 4499 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 222122013864 in words is "two hundred twenty-two billion, one hundred twenty-two million, thirteen thousand, eight hundred sixty-four".