222002112122 has 32 divisors (see below), whose sum is σ = 386050129920. Its totient is φ = 93779103600.

The previous prime is 222002112121. The next prime is 222002112127. The reversal of 222002112122 is 221211200222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 222002112122.

It is not an unprimeable number, because it can be changed into a prime (222002112121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478247 + ... + 820197.

It is an arithmetic number, because the mean of its divisors is an integer number (12064066560).

Almost surely, 2^222002112122 is an apocalyptic number.

222002112122 is a deficient number, since it is larger than the sum of its proper divisors (164048017798).

222002112122 is a wasteful number, since it uses less digits than its factorization.

222002112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342626.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222002112122 its reverse (221211200222), we get a palindrome (443213312344).

The spelling of 222002112122 in words is "two hundred twenty-two billion, two million, one hundred twelve thousand, one hundred twenty-two".