2320212120 has 32 divisors (see below), whose sum is σ = 6960636720. Its totient is φ = 618723200.

The previous prime is 2320212049. The next prime is 2320212137. The reversal of 2320212120 is 212120232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2320212120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9667431 + ... + 9667670.

Almost surely, 2^2320212120 is an apocalyptic number.

2320212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320212120 is an abundant number, since it is smaller than the sum of its proper divisors (4640424600).

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

2320212120 is a wasteful number, since it uses less digits than its factorization.

2320212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19335115 (or 19335111 counting only the distinct ones).

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

The square root of 2320212120 is about 48168.5802157381. The cubic root of 2320212120 is about 1323.8615344893.

Adding to 2320212120 its reverse (212120232), we get a palindrome (2532332352).

The spelling of 2320212120 in words is "two billion, three hundred twenty million, two hundred twelve thousand, one hundred twenty".