2131234323 has 16 divisors (see below), whose sum is σ = 2865870720. Its totient is φ = 1408757504.

The previous prime is 2131234321. The next prime is 2131234363. The reversal of 2131234323 is 3234321312.

It is a cyclic number.

It is not a de Polignac number, because 2131234323 - 2¹ = 2131234321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2131234293 and 2131234302.

It is not an unprimeable number, because it can be changed into a prime (2131234321) 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, 183940 + ... + 195182.

It is an arithmetic number, because the mean of its divisors is an integer number (179116920).

Almost surely, 2^2131234323 is an apocalyptic number.

2131234323 is a deficient number, since it is larger than the sum of its proper divisors (734636397).

2131234323 is a wasteful number, since it uses less digits than its factorization.

2131234323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11778.

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

The square root of 2131234323 is about 46165.2934898068. The cubic root of 2131234323 is about 1286.8968383879.

Adding to 2131234323 its reverse (3234321312), we get a palindrome (5365555635).

The spelling of 2131234323 in words is "two billion, one hundred thirty-one million, two hundred thirty-four thousand, three hundred twenty-three".