101099209999 has 2 divisors, whose sum is σ = 101099210000. Its totient is φ = 101099209998.

The previous prime is 101099209973. The next prime is 101099210027. The reversal of 101099209999 is 999902990101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101099209999 - 2³¹ = 98951726351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101099209919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50549604999 + 50549605000.

It is an arithmetic number, because the mean of its divisors is an integer number (50549605000).

Almost surely, 2^101099209999 is an apocalyptic number.

101099209999 is a deficient number, since it is larger than the sum of its proper divisors (1).

101099209999 is an equidigital number, since it uses as much as digits as its factorization.

101099209999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1062882, while the sum is 58.

The spelling of 101099209999 in words is "one hundred one billion, ninety-nine million, two hundred nine thousand, nine hundred ninety-nine".