120002022123 has 4 divisors (see below), whose sum is σ = 160002696168. Its totient is φ = 80001348080.

The previous prime is 120002022121. The next prime is 120002022167. The reversal of 120002022123 is 321220200021.

It is a happy number.

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 120002022123 - 2¹ = 120002022121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120002022121) 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, 20000337018 + ... + 20000337023.

It is an arithmetic number, because the mean of its divisors is an integer number (40000674042).

Almost surely, 2^120002022123 is an apocalyptic number.

120002022123 is a deficient number, since it is larger than the sum of its proper divisors (40000674045).

120002022123 is an equidigital number, since it uses as much as digits as its factorization.

120002022123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40000674044.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 120002022123 its reverse (321220200021), we get a palindrome (441222222144).

The spelling of 120002022123 in words is "one hundred twenty billion, two million, twenty-two thousand, one hundred twenty-three".