12272313000000 has 392 divisors, whose sum is σ = 40629558060000. Its totient is φ = 3269235200000.

The previous prime is 12272312999977. The next prime is 12272313000011. The reversal of 12272313000000 is 31327221.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 4496998636 + ... + 4497001364.

Almost surely, 2^{12272313000000} is an apocalyptic number.

12272313000000 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 12272313000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20314779030000).

12272313000000 is an abundant number, since it is smaller than the sum of its proper divisors (28357245060000).

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

12272313000000 is an frugal number, since it uses more digits than its factorization.

12272313000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4273 (or 4238 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

Adding to 12272313000000 its reverse (31327221), we get a palindrome (12272344327221).

The spelling of 12272313000000 in words is "twelve trillion, two hundred seventy-two billion, three hundred thirteen million", and thus it is an aban number.