100120115099 has 2 divisors, whose sum is σ = 100120115100. Its totient is φ = 100120115098.

The previous prime is 100120115033. The next prime is 100120115119. The reversal of 100120115099 is 990511021001.

It is a strong prime.

It is an emirp because it is prime and its reverse (990511021001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100120115099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (100120114099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060057549 + 50060057550.

It is an arithmetic number, because the mean of its divisors is an integer number (50060057550).

Almost surely, 2^100120115099 is an apocalyptic number.

100120115099 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120115099 is an equidigital number, since it uses as much as digits as its factorization.

100120115099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 29.

The spelling of 100120115099 in words is "one hundred billion, one hundred twenty million, one hundred fifteen thousand, ninety-nine".