12322003000 has 64 divisors (see below), whose sum is σ = 28877303520. Its totient is φ = 4921312000.

The previous prime is 12322002997. The next prime is 12322003021. The reversal of 12322003000 is 30022321.

It is a happy number.

It is a congruent number.

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, 673980 + ... + 692020.

Almost surely, 2^12322003000 is an apocalyptic number.

12322003000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12322003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14438651760).

12322003000 is an abundant number, since it is smaller than the sum of its proper divisors (16555300520).

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

12322003000 is a wasteful number, since it uses less digits than its factorization.

12322003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18745 (or 18731 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 12322003000 its reverse (30022321), we get a palindrome (12352025321).

The spelling of 12322003000 in words is "twelve billion, three hundred twenty-two million, three thousand".