222011212224 has 56 divisors (see below), whose sum is σ = 621957890448. Its totient is φ = 69650575360.

The previous prime is 222011212169. The next prime is 222011212231. The reversal of 222011212224 is 422212110222.

It is a self number, because there is not a number n which added to its sum of digits gives 222011212224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34005807 + ... + 34012334.

Almost surely, 2^222011212224 is an apocalyptic number.

222011212224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222011212224 is an abundant number, since it is smaller than the sum of its proper divisors (399946678224).

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

222011212224 is a wasteful number, since it uses less digits than its factorization.

222011212224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68018173 (or 68018163 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222011212224 its reverse (422212110222), we get a palindrome (644223322446).

The spelling of 222011212224 in words is "two hundred twenty-two billion, eleven million, two hundred twelve thousand, two hundred twenty-four".