100122202012202 has 4 divisors (see below), whose sum is σ = 150183303018306. Its totient is φ = 50061101006100.

The previous prime is 100122202012201. The next prime is 100122202012253. The reversal of 100122202012202 is 202210202221001.

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., 99523588774801 + 598613237401 = 9976151^2 + 773701^2 .

It is not an unprimeable number, because it can be changed into a prime (100122202012201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25030550503049 + ... + 25030550503052.

Almost surely, 2^{100122202012202} is an apocalyptic number.

100122202012202 is a deficient number, since it is larger than the sum of its proper divisors (50061101006104).

100122202012202 is an equidigital number, since it uses as much as digits as its factorization.

100122202012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50061101006103.

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

Adding to 100122202012202 its reverse (202210202221001), we get a palindrome (302332404233203).

The spelling of 100122202012202 in words is "one hundred trillion, one hundred twenty-two billion, two hundred two million, twelve thousand, two hundred two".