120221102999 has 4 divisors (see below), whose sum is σ = 120247936560. Its totient is φ = 120194269440.

The previous prime is 120221102983. The next prime is 120221103011. The reversal of 120221102999 is 999201122021.

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: 999201122021 = 3359 ⋅297469819.

It is a cyclic number.

It is not a de Polignac number, because 120221102999 - 2⁴ = 120221102983 is a prime.

It is a super-2 number, since 2×120221102999² (a number of 23 digits) contains 22 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 (120221102959) 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, 13410059 + ... + 13419020.

It is an arithmetic number, because the mean of its divisors is an integer number (30061984140).

Almost surely, 2^120221102999 is an apocalyptic number.

120221102999 is a deficient number, since it is larger than the sum of its proper divisors (26833561).

120221102999 is an equidigital number, since it uses as much as digits as its factorization.

120221102999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26833560.

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

The spelling of 120221102999 in words is "one hundred twenty billion, two hundred twenty-one million, one hundred two thousand, nine hundred ninety-nine".