222240122 has 16 divisors (see below), whose sum is σ = 374613120. Its totient is φ = 98112432.

The previous prime is 222240121. The next prime is 222240173. The reversal of 222240122 is 221042222.

It is a self number, because there is not a number n which added to its sum of digits gives 222240122.

It is not an unprimeable number, because it can be changed into a prime (222240121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185222 + ... + 186417.

It is an arithmetic number, because the mean of its divisors is an integer number (23413320).

Almost surely, 2^222240122 is an apocalyptic number.

222240122 is a deficient number, since it is larger than the sum of its proper divisors (152372998).

222240122 is a wasteful number, since it uses less digits than its factorization.

222240122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371677.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 222240122 is about 14907.7202147075. The cubic root of 222240122 is about 605.7231268681.

Adding to 222240122 its reverse (221042222), we get a palindrome (443282344).

The spelling of 222240122 in words is "two hundred twenty-two million, two hundred forty thousand, one hundred twenty-two".