120000220099 has 4 divisors (see below), whose sum is σ = 122790922936. Its totient is φ = 117209517264.

The previous prime is 120000220073. The next prime is 120000220139. The reversal of 120000220099 is 990022000021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990022000021 = 705967 ⋅1402363.

It is a cyclic number.

It is not a de Polignac number, because 120000220099 - 2¹³ = 120000211907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120000220049) 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, 1395351354 + ... + 1395351439.

It is an arithmetic number, because the mean of its divisors is an integer number (30697730734).

Almost surely, 2^120000220099 is an apocalyptic number.

120000220099 is a deficient number, since it is larger than the sum of its proper divisors (2790702837).

120000220099 is an equidigital number, since it uses as much as digits as its factorization.

120000220099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790702836.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 120000220099 in words is "one hundred twenty billion, two hundred twenty thousand, ninety-nine".