102100099 has 2 divisors, whose sum is σ = 102100100. Its totient is φ = 102100098.

The previous prime is 102100093. The next prime is 102100111. The reversal of 102100099 is 990001201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102100099 - 2⁵ = 102100067 is a prime.

It is not a weakly prime, because it can be changed into another prime (102100093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050049 + 51050050.

It is an arithmetic number, because the mean of its divisors is an integer number (51050050).

Almost surely, 2^102100099 is an apocalyptic number.

102100099 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100099 is an equidigital number, since it uses as much as digits as its factorization.

102100099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 102100099 is about 10104.4593620837. The cubic root of 102100099 is about 467.3856645100.

The spelling of 102100099 in words is "one hundred two million, one hundred thousand, ninety-nine".