202220220122 has 32 divisors (see below), whose sum is σ = 326846404800. Its totient is φ = 93483802368.

The previous prime is 202220220119. The next prime is 202220220127. The reversal of 202220220122 is 221022022202.

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 202220220122.

It is not an unprimeable number, because it can be changed into a prime (202220220127) 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, 2880029 + ... + 2949407.

It is an arithmetic number, because the mean of its divisors is an integer number (10213950150).

Almost surely, 2^202220220122 is an apocalyptic number.

202220220122 is a deficient number, since it is larger than the sum of its proper divisors (124626184678).

202220220122 is a wasteful number, since it uses less digits than its factorization.

202220220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70910.

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

Adding to 202220220122 its reverse (221022022202), we get a palindrome (423242242324).

The spelling of 202220220122 in words is "two hundred two billion, two hundred twenty million, two hundred twenty thousand, one hundred twenty-two".