100200122220122 has 16 divisors (see below), whose sum is σ = 150387949072872. Its totient is φ = 50070808596480.

The previous prime is 100200122220083. The next prime is 100200122220137. The reversal of 100200122220122 is 221022221002001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 26590946402881 + 73609175817241 = 5156641^2 + 8579579^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100200122220122.

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, 73810478 + ... + 75155750.

Almost surely, 2^{100200122220122} is an apocalyptic number.

100200122220122 is a deficient number, since it is larger than the sum of its proper divisors (50187826852750).

100200122220122 is a wasteful number, since it uses less digits than its factorization.

100200122220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366993.

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

Adding to 100200122220122 its reverse (221022221002001), we get a palindrome (321222343222123).

The spelling of 100200122220122 in words is "one hundred trillion, two hundred billion, one hundred twenty-two million, two hundred twenty thousand, one hundred twenty-two".