12022000000 has 112 divisors (see below), whose sum is σ = 29942194860. Its totient is φ = 4808000000.

The previous prime is 12021999943. The next prime is 12022000021. The reversal of 12022000000 is 22021.

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 13 ways as a sum of consecutive naturals, for example, 1996995 + ... + 2003005.

Almost surely, 2^12022000000 is an apocalyptic number.

12022000000 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 12022000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14971097430).

12022000000 is an abundant number, since it is smaller than the sum of its proper divisors (17920194860).

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

12022000000 is an frugal number, since it uses more digits than its factorization.

12022000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6055 (or 6018 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 12022000000 its reverse (22021), we get a palindrome (12022022021).

The spelling of 12022000000 in words is "twelve billion, twenty-two million", and thus it is an aban number and an uban number.