12214214112 has 96 divisors (see below), whose sum is σ = 32833382400. Its totient is φ = 3973964288.

The previous prime is 12214214063. The next prime is 12214214141. The reversal of 12214214112 is 21141241221.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1751689 + ... + 1758647.

It is an arithmetic number, because the mean of its divisors is an integer number (342014400).

Almost surely, 2^12214214112 is an apocalyptic number.

12214214112 is a gapful number since it is divisible by the number (12) 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 12214214112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16416691200).

12214214112 is an abundant number, since it is smaller than the sum of its proper divisors (20619168288).

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

12214214112 is a wasteful number, since it uses less digits than its factorization.

12214214112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7408 (or 7400 counting only the distinct ones).

The product of its digits is 256, while the sum is 21.

Adding to 12214214112 its reverse (21141241221), we get a palindrome (33355455333).

The spelling of 12214214112 in words is "twelve billion, two hundred fourteen million, two hundred fourteen thousand, one hundred twelve".