101111110099999 has 4 divisors (see below), whose sum is σ = 101400826748200. Its totient is φ = 100821393451800.

The previous prime is 101111110099981. The next prime is 101111110100009. The reversal of 101111110099999 is 999990011111101.

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 101111110099999 - 2⁷ = 101111110099871 is a prime.

It is a super-3 number, since 3×101111110099999³ (a number of 43 digits) contains 333 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 (101111110099969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144858323577 + ... + 144858324274.

It is an arithmetic number, because the mean of its divisors is an integer number (25350206687050).

Almost surely, 2^{101111110099999} is an apocalyptic number.

101111110099999 is a deficient number, since it is larger than the sum of its proper divisors (289716648201).

101111110099999 is an equidigital number, since it uses as much as digits as its factorization.

101111110099999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289716648200.

The product of its (nonzero) digits is 59049, while the sum is 52.

The spelling of 101111110099999 in words is "one hundred one trillion, one hundred eleven billion, one hundred ten million, ninety-nine thousand, nine hundred ninety-nine".