100121012000099 has 2 divisors, whose sum is σ = 100121012000100. Its totient is φ = 100121012000098.

The previous prime is 100121012000077. The next prime is 100121012000161. The reversal of 100121012000099 is 990000210121001.

It is a weak prime.

It is an emirp because it is prime and its reverse (990000210121001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100121012000099 - 2²⁰ = 100121010951523 is a prime.

It is not a weakly prime, because it can be changed into another prime (100121012000059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060506000049 + 50060506000050.

It is an arithmetic number, because the mean of its divisors is an integer number (50060506000050).

Almost surely, 2^{100121012000099} is an apocalyptic number.

100121012000099 is a deficient number, since it is larger than the sum of its proper divisors (1).

100121012000099 is an equidigital number, since it uses as much as digits as its factorization.

100121012000099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 100121012000099 in words is "one hundred trillion, one hundred twenty-one billion, twelve million, ninety-nine", and thus it is an aban number.