110101010099 has 4 divisors (see below), whose sum is σ = 110103095064. Its totient is φ = 110098925136.

The previous prime is 110101010077. The next prime is 110101010177. The reversal of 110101010099 is 990010101011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990010101011 = 1031 ⋅960242581.

It is a cyclic number.

It is not a de Polignac number, because 110101010099 - 2²⁴ = 110084232883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110101010029) 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, 961157 + ... + 1069590.

It is an arithmetic number, because the mean of its divisors is an integer number (27525773766).

Almost surely, 2^110101010099 is an apocalyptic number.

110101010099 is a deficient number, since it is larger than the sum of its proper divisors (2084965).

110101010099 is an equidigital number, since it uses as much as digits as its factorization.

110101010099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2084964.

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 110101010099 in words is "one hundred ten billion, one hundred one million, ten thousand, ninety-nine".