1224015372112 has 40 divisors (see below), whose sum is σ = 2559720479904. Its totient is φ = 563654891904.

The previous prime is 1224015372109. The next prime is 1224015372149. The reversal of 1224015372112 is 2112735104221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6549718 + ... + 6734005.

Almost surely, 2^{1224015372112} is an apocalyptic number.

It is an amenable number.

1224015372112 is an abundant number, since it is smaller than the sum of its proper divisors (1335705107792).

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

1224015372112 is a wasteful number, since it uses less digits than its factorization.

1224015372112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13284187 (or 13284181 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The spelling of 1224015372112 in words is "one trillion, two hundred twenty-four billion, fifteen million, three hundred seventy-two thousand, one hundred twelve".