2232120 has 128 divisors (see below), whose sum is σ = 7776000. Its totient is φ = 506880.

The previous prime is 2232107. The next prime is 2232133. The reversal of 2232120 is 212322.

It is an interprime number because it is at equal distance from previous prime (2232107) and next prime (2232133).

It is a super-3 number, since 3×2232120³ = 33363674163192384000, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2232096 and 2232105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25036 + ... + 25124.

It is an arithmetic number, because the mean of its divisors is an integer number (60750).

2^2232120 is an apocalyptic number.

2232120 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 2232120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3888000).

2232120 is an abundant number, since it is smaller than the sum of its proper divisors (5543880).

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

2232120 is a wasteful number, since it uses less digits than its factorization.

2232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2232120 is about 1494.0281121853. The cubic root of 2232120 is about 130.6890435554.

Adding to 2232120 its reverse (212322), we get a palindrome (2444442).

The spelling of 2232120 in words is "two million, two hundred thirty-two thousand, one hundred twenty".