12320002340 has 48 divisors (see below), whose sum is σ = 27403754112. Its totient is φ = 4636448256.

The previous prime is 12320002339. The next prime is 12320002367. The reversal of 12320002340 is 4320002321.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1357859 + ... + 1366901.

It is an arithmetic number, because the mean of its divisors is an integer number (570911544).

Almost surely, 2^12320002340 is an apocalyptic number.

12320002340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12320002340 is an abundant number, since it is smaller than the sum of its proper divisors (15083751772).

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

12320002340 is a wasteful number, since it uses less digits than its factorization.

12320002340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13076 (or 13074 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 12320002340 its reverse (4320002321), we get a palindrome (16640004661).

The spelling of 12320002340 in words is "twelve billion, three hundred twenty million, two thousand, three hundred forty".