112102220999 has 4 divisors (see below), whose sum is σ = 113637867936. Its totient is φ = 110566574064.

The previous prime is 112102220969. The next prime is 112102221001. The reversal of 112102220999 is 999022201211.

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: 999022201211 = 186211 ⋅5365001.

It is a cyclic number.

It is not a de Polignac number, because 112102220999 - 2²⁰ = 112101172423 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 (112102220969) 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, 767823359 + ... + 767823504.

It is an arithmetic number, because the mean of its divisors is an integer number (28409466984).

Almost surely, 2^112102220999 is an apocalyptic number.

112102220999 is a deficient number, since it is larger than the sum of its proper divisors (1535646937).

112102220999 is an equidigital number, since it uses as much as digits as its factorization.

112102220999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535646936.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 112102220999 in words is "one hundred twelve billion, one hundred two million, two hundred twenty thousand, nine hundred ninety-nine".