12022321000 has 32 divisors (see below), whose sum is σ = 28132233480. Its totient is φ = 4808928000.

The previous prime is 12022320979. The next prime is 12022321019. The reversal of 12022321000 is 12322021.

It can be written as a sum of positive squares in 4 ways, for example, as 6555493156 + 5466827844 = 80966^2 + 73938^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6010161 + ... + 6012160.

Almost surely, 2^12022321000 is an apocalyptic number.

12022321000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022321000 is an abundant number, since it is smaller than the sum of its proper divisors (16109912480).

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

12022321000 is a wasteful number, since it uses less digits than its factorization.

12022321000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12022342 (or 12022328 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 12022321000 its reverse (12322021), we get a palindrome (12034643021).

The spelling of 12022321000 in words is "twelve billion, twenty-two million, three hundred twenty-one thousand".