202210220122 has 4 divisors (see below), whose sum is σ = 303315330186. Its totient is φ = 101105110060.

The previous prime is 202210220117. The next prime is 202210220143. The reversal of 202210220122 is 221022012202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 165446376001 + 36763844121 = 406751^2 + 191739^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202210220096 and 202210220105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50552555029 + ... + 50552555032.

Almost surely, 2^202210220122 is an apocalyptic number.

202210220122 is a deficient number, since it is larger than the sum of its proper divisors (101105110064).

202210220122 is a wasteful number, since it uses less digits than its factorization.

202210220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101105110063.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202210220122 its reverse (221022012202), we get a palindrome (423232232324).

The spelling of 202210220122 in words is "two hundred two billion, two hundred ten million, two hundred twenty thousand, one hundred twenty-two".