120221009983 has 6 divisors (see below), whose sum is σ = 122293194104. Its totient is φ = 118183362324.

The previous prime is 120221009981. The next prime is 120221009999. The reversal of 120221009983 is 389900122021.

It is not a de Polignac number, because 120221009983 - 2¹ = 120221009981 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 (120221009981) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17264691 + ... + 17271652.

Almost surely, 2^120221009983 is an apocalyptic number.

120221009983 is a deficient number, since it is larger than the sum of its proper divisors (2072184121).

120221009983 is an frugal number, since it uses more digits than its factorization.

120221009983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34536461 (or 34536402 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 120221009983 in words is "one hundred twenty billion, two hundred twenty-one million, nine thousand, nine hundred eighty-three".