2123230032 has 240 divisors, whose sum is σ = 7550195328. Its totient is φ = 540933120.

The previous prime is 2123230019. The next prime is 2123230051. The reversal of 2123230032 is 2300323212.

It is a happy number.

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 = 2123229987 and 2123230014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585858 + ... + 589470.

Almost surely, 2^2123230032 is an apocalyptic number.

2123230032 is a gapful number since it is divisible by the number (22) 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 2123230032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3775097664).

2123230032 is an abundant number, since it is smaller than the sum of its proper divisors (5426965296).

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

2123230032 is a wasteful number, since it uses less digits than its factorization.

2123230032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698 (or 3689 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2123230032 is about 46078.5202887419. The cubic root of 2123230032 is about 1285.2837482474.

Adding to 2123230032 its reverse (2300323212), we get a palindrome (4423553244).

The spelling of 2123230032 in words is "two billion, one hundred twenty-three million, two hundred thirty thousand, thirty-two".