12422331000 has 96 divisors (see below), whose sum is σ = 41987509200. Its totient is φ = 3312619200.

The previous prime is 12422330993. The next prime is 12422331007. The reversal of 12422331000 is 13322421.

It is an interprime number because it is at equal distance from previous prime (12422330993) and next prime (12422331007).

It is a super-2 number, since 2×12422331000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12422331007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 681130 + ... + 699129.

Almost surely, 2^12422331000 is an apocalyptic number.

12422331000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12422331000 is an abundant number, since it is smaller than the sum of its proper divisors (29565178200).

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

12422331000 is a wasteful number, since it uses less digits than its factorization.

12422331000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380286 (or 1380269 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12422331000 its reverse (13322421), we get a palindrome (12435653421).

The spelling of 12422331000 in words is "twelve billion, four hundred twenty-two million, three hundred thirty-one thousand".