202200201021122 has 16 divisors (see below), whose sum is σ = 309023498763000. Its totient is φ = 99192374890752.

The previous prime is 202200201021113. The next prime is 202200201021139. The reversal of 202200201021122 is 221120102002202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 111755745388681 + 90444455632441 = 10571459^2 + 9510229^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202200201021122.

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, 73972004 + ... + 76656752.

Almost surely, 2^{202200201021122} is an apocalyptic number.

202200201021122 is a deficient number, since it is larger than the sum of its proper divisors (106823297741878).

202200201021122 is a wasteful number, since it uses less digits than its factorization.

202200201021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395317.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202200201021122 its reverse (221120102002202), we get a palindrome (423320303023324).

The spelling of 202200201021122 in words is "two hundred two trillion, two hundred billion, two hundred one million, twenty-one thousand, one hundred twenty-two".