101312320099 has 2 divisors, whose sum is σ = 101312320100. Its totient is φ = 101312320098.

The previous prime is 101312320009. The next prime is 101312320139. The reversal of 101312320099 is 990023213101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101312320099 - 2¹⁹ = 101311795811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101312320099.

It is not a weakly prime, because it can be changed into another prime (101312320009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50656160049 + 50656160050.

It is an arithmetic number, because the mean of its divisors is an integer number (50656160050).

Almost surely, 2^101312320099 is an apocalyptic number.

101312320099 is a deficient number, since it is larger than the sum of its proper divisors (1).

101312320099 is an equidigital number, since it uses as much as digits as its factorization.

101312320099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The spelling of 101312320099 in words is "one hundred one billion, three hundred twelve million, three hundred twenty thousand, ninety-nine".