222531135222 has 32 divisors (see below), whose sum is σ = 498644711424. Its totient is φ = 65611144800.

The previous prime is 222531135199. The next prime is 222531135293.

It is a happy number.

222531135222 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×222531135222² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222531135222.

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, 45560854 + ... + 45565737.

It is an arithmetic number, because the mean of its divisors is an integer number (15582647232).

Almost surely, 2^222531135222 is an apocalyptic number.

222531135222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222531135222 is an abundant number, since it is smaller than the sum of its proper divisors (276113576202).

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

222531135222 is a wasteful number, since it uses less digits than its factorization.

222531135222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91126644.

The product of its digits is 14400, while the sum is 30.

It can be divided in two parts, 222531 and 135222, that added together give a palindrome (357753).

The spelling of 222531135222 in words is "two hundred twenty-two billion, five hundred thirty-one million, one hundred thirty-five thousand, two hundred twenty-two".