2312232120 has 384 divisors, whose sum is σ = 8638755840. Its totient is φ = 531256320.

The previous prime is 2312232107. The next prime is 2312232179. The reversal of 2312232120 is 212322132.

2312232120 is a `hidden beast` number, since 2 + 312 + 232 + 120 = 666.

2312232120 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2312232093 and 2312232102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6300177 + ... + 6300543.

It is an arithmetic number, because the mean of its divisors is an integer number (22496760).

Almost surely, 2^2312232120 is an apocalyptic number.

2312232120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2312232120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4319377920).

2312232120 is an abundant number, since it is smaller than the sum of its proper divisors (6326523720).

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

2312232120 is a wasteful number, since it uses less digits than its factorization.

2312232120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2312232120 is about 48085.6747898997. The cubic root of 2312232120 is about 1322.3420541955.

Adding to 2312232120 its reverse (212322132), we get a palindrome (2524554252).

It can be divided in two parts, 2312 and 232120, that added together give a palindrome (234432).

The spelling of 2312232120 in words is "two billion, three hundred twelve million, two hundred thirty-two thousand, one hundred twenty".