12214444000 has 96 divisors (see below), whose sum is σ = 32739269472. Its totient is φ = 4441600000.

The previous prime is 12214443977. The next prime is 12214444001. The reversal of 12214444000 is 44441221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12214444001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94801 + ... + 182800.

It is an arithmetic number, because the mean of its divisors is an integer number (341034057).

Almost surely, 2^12214444000 is an apocalyptic number.

12214444000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12214444000 is an abundant number, since it is smaller than the sum of its proper divisors (20524825472).

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

12214444000 is a wasteful number, since it uses less digits than its factorization.

12214444000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277637 (or 277619 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12214444000 its reverse (44441221), we get a palindrome (12258885221).

The spelling of 12214444000 in words is "twelve billion, two hundred fourteen million, four hundred forty-four thousand".