120021002199 has 12 divisors (see below), whose sum is σ = 198129908496. Its totient is φ = 68583429792.

The previous prime is 120021002191. The next prime is 120021002203. The reversal of 120021002199 is 991200120021.

It is not a de Polignac number, because 120021002199 - 2³ = 120021002191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021002191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 952547574 + ... + 952547699.

It is an arithmetic number, because the mean of its divisors is an integer number (16510825708).

Almost surely, 2^120021002199 is an apocalyptic number.

120021002199 is a deficient number, since it is larger than the sum of its proper divisors (78108906297).

120021002199 is a wasteful number, since it uses less digits than its factorization.

120021002199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905095286 (or 1905095283 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 120021002199 in words is "one hundred twenty billion, twenty-one million, two thousand, one hundred ninety-nine".