120102121199 has 4 divisors (see below), whose sum is σ = 120107760864. Its totient is φ = 120096481536.

The previous prime is 120102121177. The next prime is 120102121231. The reversal of 120102121199 is 991121201021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120102121199 - 2¹² = 120102117103 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 (120102121129) 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, 2787767 + ... + 2830520.

It is an arithmetic number, because the mean of its divisors is an integer number (30026940216).

Almost surely, 2^120102121199 is an apocalyptic number.

120102121199 is a deficient number, since it is larger than the sum of its proper divisors (5639665).

120102121199 is an equidigital number, since it uses as much as digits as its factorization.

120102121199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5639664.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 120102121199 in words is "one hundred twenty billion, one hundred two million, one hundred twenty-one thousand, one hundred ninety-nine".