100202200100122 has 4 divisors (see below), whose sum is σ = 150303300150186. Its totient is φ = 50101100050060.

The previous prime is 100202200100117. The next prime is 100202200100179. The reversal of 100202200100122 is 221001002202001.

It is a happy number.

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., 99492665109201 + 709534990921 = 9974601^2 + 842339^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25050550025029 + ... + 25050550025032.

Almost surely, 2^{100202200100122} is an apocalyptic number.

100202200100122 is a deficient number, since it is larger than the sum of its proper divisors (50101100050064).

100202200100122 is an equidigital number, since it uses as much as digits as its factorization.

100202200100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50101100050063.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100202200100122 its reverse (221001002202001), we get a palindrome (321203202302123).

The spelling of 100202200100122 in words is "one hundred trillion, two hundred two billion, two hundred million, one hundred thousand, one hundred twenty-two".