12030021322000 has 160 divisors (see below), whose sum is σ = 32047203097728. Its totient is φ = 4331240000000.

The previous prime is 12030021321977. The next prime is 12030021322073. The reversal of 12030021322000 is 22312003021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485026 + ... + 4929025.

Almost surely, 2^{12030021322000} is an apocalyptic number.

12030021322000 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 12030021322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16023601548864).

12030021322000 is an abundant number, since it is smaller than the sum of its proper divisors (20017181775728).

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

12030021322000 is a wasteful number, since it uses less digits than its factorization.

12030021322000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5414186 (or 5414170 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12030021322000 its reverse (22312003021), we get a palindrome (12052333325021).

The spelling of 12030021322000 in words is "twelve trillion, thirty billion, twenty-one million, three hundred twenty-two thousand".