220200002220122 has 16 divisors (see below), whose sum is σ = 349736799065832. Its totient is φ = 103621342671360.

The previous prime is 220200002220089. The next prime is 220200002220131. The reversal of 220200002220122 is 221022200002022.

It can be written as a sum of positive squares in 4 ways, for example, as 210513721646281 + 9686280573841 = 14509091^2 + 3112279^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 220200002220122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66733643 + ... + 69955550.

Almost surely, 2^{220200002220122} is an apocalyptic number.

220200002220122 is a deficient number, since it is larger than the sum of its proper divisors (129536796845710).

220200002220122 is a wasteful number, since it uses less digits than its factorization.

220200002220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136736593.

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

Adding to 220200002220122 its reverse (221022200002022), we get a palindrome (441222202222144).

The spelling of 220200002220122 in words is "two hundred twenty trillion, two hundred billion, two million, two hundred twenty thousand, one hundred twenty-two".