12224662016 has 160 divisors (see below), whose sum is σ = 30337105920. Its totient is φ = 4802457600.

The previous prime is 12224661983. The next prime is 12224662019. The reversal of 12224662016 is 61026642221.

It is a super-2 number, since 2×12224662016² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (12224662019) 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, 2108081 + ... + 2113871.

It is an arithmetic number, because the mean of its divisors is an integer number (189606912).

Almost surely, 2^12224662016 is an apocalyptic number.

12224662016 is a gapful number since it is divisible by the number (16) 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 12224662016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15168552960).

12224662016 is an abundant number, since it is smaller than the sum of its proper divisors (18112443904).

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

12224662016 is an equidigital number, since it uses as much as digits as its factorization.

12224662016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5866 (or 5850 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 12224662016 in words is "twelve billion, two hundred twenty-four million, six hundred sixty-two thousand, sixteen".