202222210020122 has 8 divisors (see below), whose sum is σ = 303929254746900. Its totient is φ = 100912458437824.

The previous prime is 202222210020073. The next prime is 202222210020169. The reversal of 202222210020122 is 221020012222202.

It can be written as a sum of positive squares in 2 ways, for example, as 202148708845801 + 73501174321 = 14217901^2 + 271111^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 202222210020094 and 202222210020103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99323284847 + ... + 99323286882.

Almost surely, 2^{202222210020122} is an apocalyptic number.

202222210020122 is a deficient number, since it is larger than the sum of its proper divisors (101707044726778).

202222210020122 is a wasteful number, since it uses less digits than its factorization.

202222210020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198646572240.

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

Adding to 202222210020122 its reverse (221020012222202), we get a palindrome (423242222242324).

The spelling of 202222210020122 in words is "two hundred two trillion, two hundred twenty-two billion, two hundred ten million, twenty thousand, one hundred twenty-two".