2123432313 has 8 divisors (see below), whose sum is σ = 2831518176. Its totient is φ = 1415484000.

The previous prime is 2123432303. The next prime is 2123432341. The reversal of 2123432313 is 3132343212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2123432313 - 2⁸ = 2123432057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2123432303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9718 + ... + 65888.

It is an arithmetic number, because the mean of its divisors is an integer number (353939772).

Almost surely, 2^2123432313 is an apocalyptic number.

It is an amenable number.

2123432313 is a deficient number, since it is larger than the sum of its proper divisors (708085863).

2123432313 is a wasteful number, since it uses less digits than its factorization.

2123432313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68775.

The product of its digits is 2592, while the sum is 24.

The square root of 2123432313 is about 46080.7151962727. The cubic root of 2123432313 is about 1285.3245634553.

Adding to 2123432313 its reverse (3132343212), we get a palindrome (5255775525).

The spelling of 2123432313 in words is "two billion, one hundred twenty-three million, four hundred thirty-two thousand, three hundred thirteen".