202210011220122 has 24 divisors (see below), whose sum is σ = 438836408278164. Its totient is φ = 67293380565504.

The previous prime is 202210011220121. The next prime is 202210011220159. The reversal of 202210011220122 is 221022110012202.

It is a happy number.

202210011220122 is a `hidden beast` number, since 202 + 210 + 0 + 11 + 220 + 1 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 198215453367801 + 3994557852321 = 14078901^2 + 1998639^2 .

It is a super-2 number, since 2×202210011220122² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202210011220095 and 202210011220104.

It is not an unprimeable number, because it can be changed into a prime (202210011220121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9163030983 + ... + 9163053050.

Almost surely, 2^{202210011220122} is an apocalyptic number.

202210011220122 is an abundant number, since it is smaller than the sum of its proper divisors (236626397058042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202210011220122 is a wasteful number, since it uses less digits than its factorization.

202210011220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18326084654 (or 18326084651 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202210011220122 its reverse (221022110012202), we get a palindrome (423232121232324).

The spelling of 202210011220122 in words is "two hundred two trillion, two hundred ten billion, eleven million, two hundred twenty thousand, one hundred twenty-two".