2123232130 has 32 divisors (see below), whose sum is σ = 3873744000. Its totient is φ = 837785472.

The previous prime is 2123232091. The next prime is 2123232131. The reversal of 2123232130 is 312323212.

It is a super-2 number, since 2×2123232130² = 9016229355728673800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2123232098 and 2123232107.

It is not an unprimeable number, because it can be changed into a prime (2123232131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 694846 + ... + 697894.

It is an arithmetic number, because the mean of its divisors is an integer number (121054500).

Almost surely, 2^2123232130 is an apocalyptic number.

2123232130 is a deficient number, since it is larger than the sum of its proper divisors (1750511870).

2123232130 is a wasteful number, since it uses less digits than its factorization.

2123232130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2123232130 is about 46078.5430542243. The cubic root of 2123232130 is about 1285.2841715842.

Adding to 2123232130 its reverse (312323212), we get a palindrome (2435555342).

The spelling of 2123232130 in words is "two billion, one hundred twenty-three million, two hundred thirty-two thousand, one hundred thirty".