222310120 has 16 divisors (see below), whose sum is σ = 500197860. Its totient is φ = 88924032.

The previous prime is 222310117. The next prime is 222310147. The reversal of 222310120 is 21013222.

It can be written as a sum of positive squares in 2 ways, for example, as 202720644 + 19589476 = 14238^2 + 4426^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222310120.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2778837 + ... + 2778916.

Almost surely, 2^222310120 is an apocalyptic number.

222310120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222310120 is an abundant number, since it is smaller than the sum of its proper divisors (277887740).

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

222310120 is a wasteful number, since it uses less digits than its factorization.

222310120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5557764 (or 5557760 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 222310120 is about 14910.0677396181. The cubic root of 222310120 is about 605.7867141814.

Adding to 222310120 its reverse (21013222), we get a palindrome (243323342).

The spelling of 222310120 in words is "two hundred twenty-two million, three hundred ten thousand, one hundred twenty".