222113144220 has 72 divisors (see below), whose sum is σ = 683594525712. Its totient is φ = 53845608960.

The previous prime is 222113144191. The next prime is 222113144233. The reversal of 222113144220 is 22441311222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15289789 + ... + 15304308.

Almost surely, 2^222113144220 is an apocalyptic number.

222113144220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222113144220 is an abundant number, since it is smaller than the sum of its proper divisors (461481381492).

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

222113144220 is a wasteful number, since it uses less digits than its factorization.

222113144220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30594131 (or 30594118 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 222113144220 its reverse (22441311222), we get a palindrome (244554455442).

The spelling of 222113144220 in words is "two hundred twenty-two billion, one hundred thirteen million, one hundred forty-four thousand, two hundred twenty".