12222000012124 has 72 divisors (see below), whose sum is σ = 25558046301312. Its totient is φ = 5095415203200.

The previous prime is 12222000012073. The next prime is 12222000012139. The reversal of 12222000012124 is 42121000022221.

It is a super-2 number, since 2×12222000012124² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36725274 + ... + 37056574.

It is an arithmetic number, because the mean of its divisors is an integer number (354972865296).

Almost surely, 2^{12222000012124} is an apocalyptic number.

12222000012124 is a gapful number since it is divisible by the number (14) 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 12222000012124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12779023150656).

12222000012124 is an abundant number, since it is smaller than the sum of its proper divisors (13336046289188).

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

12222000012124 is a wasteful number, since it uses less digits than its factorization.

12222000012124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336443 (or 336434 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12222000012124 its reverse (42121000022221), we get a palindrome (54343000034345).

The spelling of 12222000012124 in words is "twelve trillion, two hundred twenty-two billion, twelve thousand, one hundred twenty-four".