2123322132 has 12 divisors (see below), whose sum is σ = 4954418336. Its totient is φ = 707774040.

The previous prime is 2123322079. The next prime is 2123322163. The reversal of 2123322132 is 2312233212.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2123322099 and 2123322108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88471744 + ... + 88471767.

Almost surely, 2^2123322132 is an apocalyptic number.

It is an amenable number.

2123322132 is an abundant number, since it is smaller than the sum of its proper divisors (2831096204).

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

2123322132 is a wasteful number, since it uses less digits than its factorization.

2123322132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176943518 (or 176943516 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 2123322132 is about 46079.5196589548. The cubic root of 2123322132 is about 1285.3023320277.

Adding to 2123322132 its reverse (2312233212), we get a palindrome (4435555344).

It can be divided in two parts, 21233 and 22132, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 2123322132 in words is "two billion, one hundred twenty-three million, three hundred twenty-two thousand, one hundred thirty-two".