101799935999 has 4 divisors (see below), whose sum is σ = 103026441336. Its totient is φ = 100573430664.

The previous prime is 101799935971. The next prime is 101799936001. The reversal of 101799935999 is 999539997101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101799935999 - 2¹⁶ = 101799870463 is a prime.

It is a super-2 number, since 2×101799935999² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101799935929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613252544 + ... + 613252709.

It is an arithmetic number, because the mean of its divisors is an integer number (25756610334).

Almost surely, 2^101799935999 is an apocalyptic number.

101799935999 is a deficient number, since it is larger than the sum of its proper divisors (1226505337).

101799935999 is an equidigital number, since it uses as much as digits as its factorization.

101799935999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226505336.

The product of its (nonzero) digits is 55801305, while the sum is 71.

The spelling of 101799935999 in words is "one hundred one billion, seven hundred ninety-nine million, nine hundred thirty-five thousand, nine hundred ninety-nine".