2321131426 has 8 divisors (see below), whose sum is σ = 3483239760. Its totient is φ = 1160051508.

The previous prime is 2321131391. The next prime is 2321131441. The reversal of 2321131426 is 6241311232.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2321131426.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251436 + ... + 260503.

It is an arithmetic number, because the mean of its divisors is an integer number (435404970).

Almost surely, 2^2321131426 is an apocalyptic number.

2321131426 is a deficient number, since it is larger than the sum of its proper divisors (1162108334).

2321131426 is a wasteful number, since it uses less digits than its factorization.

2321131426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514208.

The product of its digits is 1728, while the sum is 25.

The square root of 2321131426 is about 48178.1218604462. The cubic root of 2321131426 is about 1324.0363566015.

Adding to 2321131426 its reverse (6241311232), we get a palindrome (8562442658).

The spelling of 2321131426 in words is "two billion, three hundred twenty-one million, one hundred thirty-one thousand, four hundred twenty-six".