10101109999 has 2 divisors, whose sum is σ = 10101110000. Its totient is φ = 10101109998.

The previous prime is 10101109981. The next prime is 10101110009. The reversal of 10101109999 is 99990110101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10101109999 - 2⁷ = 10101109871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10101109699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050554999 + 5050555000.

It is an arithmetic number, because the mean of its divisors is an integer number (5050555000).

Almost surely, 2^10101109999 is an apocalyptic number.

10101109999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101109999 is an equidigital number, since it uses as much as digits as its factorization.

10101109999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 10101109999 in words is "ten billion, one hundred one million, one hundred nine thousand, nine hundred ninety-nine".