222204402222 has 32 divisors (see below), whose sum is σ = 510325902720. Its totient is φ = 63790737120.

The previous prime is 222204402181. The next prime is 222204402269.

222204402222 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 222204402192 and 222204402201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88596993 + ... + 88599500.

It is an arithmetic number, because the mean of its divisors is an integer number (15947684460).

Almost surely, 2^222204402222 is an apocalyptic number.

222204402222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222204402222 is an abundant number, since it is smaller than the sum of its proper divisors (288121500498).

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

222204402222 is a wasteful number, since it uses less digits than its factorization.

222204402222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177196528.

The product of its (nonzero) digits is 4096, while the sum is 24.

It can be divided in two parts, 222204 and 402222, that added together give a palindrome (624426).

The spelling of 222204402222 in words is "two hundred twenty-two billion, two hundred four million, four hundred two thousand, two hundred twenty-two".