110120020997 has 4 divisors (see below), whose sum is σ = 125851452576. Its totient is φ = 94388589420.

The previous prime is 110120020991. The next prime is 110120020999. The reversal of 110120020997 is 799020021011.

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 a cyclic number.

It is not a de Polignac number, because 110120020997 - 2²⁶ = 110052912133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110120020991) 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, 7865715779 + ... + 7865715792.

It is an arithmetic number, because the mean of its divisors is an integer number (31462863144).

Almost surely, 2^110120020997 is an apocalyptic number.

It is an amenable number.

110120020997 is a deficient number, since it is larger than the sum of its proper divisors (15731431579).

110120020997 is an equidigital number, since it uses as much as digits as its factorization.

110120020997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15731431578.

The product of its (nonzero) digits is 2268, while the sum is 32.

The spelling of 110120020997 in words is "one hundred ten billion, one hundred twenty million, twenty thousand, nine hundred ninety-seven".