110312202009 has 4 divisors (see below), whose sum is σ = 147082936016. Its totient is φ = 73541468004.

The previous prime is 110312201983. The next prime is 110312202017. The reversal of 110312202009 is 900202213011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 110312202009 - 2³⁵ = 75952463641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110312202019) 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, 18385366999 + ... + 18385367004.

It is an arithmetic number, because the mean of its divisors is an integer number (36770734004).

Almost surely, 2^110312202009 is an apocalyptic number.

It is an amenable number.

110312202009 is a deficient number, since it is larger than the sum of its proper divisors (36770734007).

110312202009 is an equidigital number, since it uses as much as digits as its factorization.

110312202009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36770734006.

The product of its (nonzero) digits is 216, while the sum is 21.

The spelling of 110312202009 in words is "one hundred ten billion, three hundred twelve million, two hundred two thousand, nine".