222039122 has 4 divisors (see below), whose sum is σ = 333058686. Its totient is φ = 111019560.

The previous prime is 222039119. The next prime is 222039133. The reversal of 222039122 is 221930222.

222039122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 221384641 + 654481 = 14879^2 + 809^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55509779 + ... + 55509782.

Almost surely, 2^222039122 is an apocalyptic number.

222039122 is a deficient number, since it is larger than the sum of its proper divisors (111019564).

222039122 is a wasteful number, since it uses less digits than its factorization.

222039122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111019563.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 222039122 is about 14900.9772162768. The cubic root of 222039122 is about 605.5404609741.

Adding to 222039122 its reverse (221930222), we get a palindrome (443969344).

Subtracting from 222039122 its reverse (221930222), we obtain a square (108900 = 330²).

The spelling of 222039122 in words is "two hundred twenty-two million, thirty-nine thousand, one hundred twenty-two".