12323213400 has 96 divisors (see below), whose sum is σ = 38218870800. Its totient is φ = 3284736000.

The previous prime is 12323213381. The next prime is 12323213407. The reversal of 12323213400 is 431232321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323213407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2518156 + ... + 2523044.

Almost surely, 2^12323213400 is an apocalyptic number.

12323213400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12323213400 is an abundant number, since it is smaller than the sum of its proper divisors (25895657400).

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

12323213400 is a wasteful number, since it uses less digits than its factorization.

12323213400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109 (or 9100 counting only the distinct ones).

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

Adding to 12323213400 its reverse (431232321), we get a palindrome (12754445721).

The spelling of 12323213400 in words is "twelve billion, three hundred twenty-three million, two hundred thirteen thousand, four hundred".