120002022 has 24 divisors (see below), whose sum is σ = 297148176. Its totient is φ = 34286256.

The previous prime is 120002021. The next prime is 120002041. The reversal of 120002022 is 220200021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120001995 and 120002013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120002021) 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, 476073 + ... + 476324.

It is an arithmetic number, because the mean of its divisors is an integer number (12381174).

Almost surely, 2^120002022 is an apocalyptic number.

120002022 is an abundant number, since it is smaller than the sum of its proper divisors (177146154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120002022 is a wasteful number, since it uses less digits than its factorization.

120002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952412 (or 952409 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 120002022 is about 10954.5434409655. The cubic root of 120002022 is about 493.2451852288.

Adding to 120002022 its reverse (220200021), we get a palindrome (340202043).

The spelling of 120002022 in words is "one hundred twenty million, two thousand, twenty-two".