100122201061 has 2 divisors, whose sum is σ = 100122201062. Its totient is φ = 100122201060.

The previous prime is 100122201037. The next prime is 100122201119. The reversal of 100122201061 is 160102221001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98464164100 + 1658036961 = 313790^2 + 40719^2 .

It is a cyclic number.

It is not a de Polignac number, because 100122201061 - 2²³ = 100113812453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100122211061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50061100530 + 50061100531.

It is an arithmetic number, because the mean of its divisors is an integer number (50061100531).

Almost surely, 2^100122201061 is an apocalyptic number.

It is an amenable number.

100122201061 is a deficient number, since it is larger than the sum of its proper divisors (1).

100122201061 is an equidigital number, since it uses as much as digits as its factorization.

100122201061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 100122201061 its reverse (160102221001), we get a palindrome (260224422062).

The spelling of 100122201061 in words is "one hundred billion, one hundred twenty-two million, two hundred one thousand, sixty-one".