2101311002099 has 2 divisors, whose sum is σ = 2101311002100. Its totient is φ = 2101311002098.

The previous prime is 2101311002083. The next prime is 2101311002107. The reversal of 2101311002099 is 9902001131012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2101311002099 - 2⁴ = 2101311002083 is a prime.

It is not a weakly prime, because it can be changed into another prime (2101311002009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050655501049 + 1050655501050.

It is an arithmetic number, because the mean of its divisors is an integer number (1050655501050).

Almost surely, 2^{2101311002099} is an apocalyptic number.

2101311002099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101311002099 is an equidigital number, since it uses as much as digits as its factorization.

2101311002099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 2101311002099 in words is "two trillion, one hundred one billion, three hundred eleven million, two thousand, ninety-nine".