222010220022122 has 48 divisors (see below), whose sum is σ = 395558191574280. Its totient is φ = 93158858322432.

The previous prime is 222010220022079. The next prime is 222010220022163. The reversal of 222010220022122 is 221220022010222.

It can be written as a sum of positive squares in 4 ways, for example, as 220073338247161 + 1936881774961 = 14834869^2 + 1391719^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222010220022094 and 222010220022103.

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, 112279097 + ... + 114239292.

Almost surely, 2^{222010220022122} is an apocalyptic number.

222010220022122 is a deficient number, since it is larger than the sum of its proper divisors (173547971552158).

222010220022122 is a wasteful number, since it uses less digits than its factorization.

222010220022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226518615 (or 226518608 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222010220022122 its reverse (221220022010222), we get a palindrome (443230242032344).

The spelling of 222010220022122 in words is "two hundred twenty-two trillion, ten billion, two hundred twenty million, twenty-two thousand, one hundred twenty-two".