2322120021 has 8 divisors (see below), whose sum is σ = 3334326240. Its totient is φ = 1428996912.

The previous prime is 2322120019. The next prime is 2322120029. The reversal of 2322120021 is 1200212232.

It is a happy number.

2322120021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2322120021 - 2¹ = 2322120019 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322120029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29770731 + ... + 29770808.

It is an arithmetic number, because the mean of its divisors is an integer number (416790780).

Almost surely, 2^2322120021 is an apocalyptic number.

It is an amenable number.

2322120021 is a deficient number, since it is larger than the sum of its proper divisors (1012206219).

2322120021 is a wasteful number, since it uses less digits than its factorization.

2322120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59541555.

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

The square root of 2322120021 is about 48188.3805600479. The cubic root of 2322120021 is about 1324.2243037267.

Adding to 2322120021 its reverse (1200212232), we get a palindrome (3522332253).

The spelling of 2322120021 in words is "two billion, three hundred twenty-two million, one hundred twenty thousand, twenty-one".