100000122200009 has 2 divisors, whose sum is σ = 100000122200010. Its totient is φ = 100000122200008.

The previous prime is 100000122199997. The next prime is 100000122200029. The reversal of 100000122200009 is 900002221000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92190780169609 + 7809342030400 = 9601603^2 + 2794520^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000122200009 - 2²⁸ = 99999853764553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100000122200009.

It is not a weakly prime, because it can be changed into another prime (100000122200029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000061100004 + 50000061100005.

It is an arithmetic number, because the mean of its divisors is an integer number (50000061100005).

Almost surely, 2^{100000122200009} is an apocalyptic number.

It is an amenable number.

100000122200009 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000122200009 is an equidigital number, since it uses as much as digits as its factorization.

100000122200009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The spelling of 100000122200009 in words is "one hundred trillion, one hundred twenty-two million, two hundred thousand, nine".