100122122202202 has 4 divisors (see below), whose sum is σ = 150183183303306. Its totient is φ = 50061061101100.

The previous prime is 100122122202199. The next prime is 100122122202203. The reversal of 100122122202202 is 202202221221001.

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., 100096643338561 + 25478863641 = 10004831^2 + 159621^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100122122202202.

It is not an unprimeable number, because it can be changed into a prime (100122122202203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25030530550549 + ... + 25030530550552.

Almost surely, 2^{100122122202202} is an apocalyptic number.

100122122202202 is a deficient number, since it is larger than the sum of its proper divisors (50061061101104).

100122122202202 is an equidigital number, since it uses as much as digits as its factorization.

100122122202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50061061101103.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 100122122202202 its reverse (202202221221001), we get a palindrome (302324343423203).

The spelling of 100122122202202 in words is "one hundred trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred two thousand, two hundred two".