12243023156124 has 72 divisors (see below), whose sum is σ = 33191115506640. Its totient is φ = 3793270321152.

The previous prime is 12243023156123. The next prime is 12243023156141. The reversal of 12243023156124 is 42165132034221.

It is a happy number.

12243023156124 is a `hidden beast` number, since 1 + 2 + 2 + 4 + 3 + 0 + 2 + 31 + 5 + 612 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243023156123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168823717 + ... + 168896220.

It is an arithmetic number, because the mean of its divisors is an integer number (460987715370).

Almost surely, 2^{12243023156124} is an apocalyptic number.

It is an amenable number.

12243023156124 is an abundant number, since it is smaller than the sum of its proper divisors (20948092350516).

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

12243023156124 is a wasteful number, since it uses less digits than its factorization.

12243023156124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337720019 (or 337720014 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 12243023156124 in words is "twelve trillion, two hundred forty-three billion, twenty-three million, one hundred fifty-six thousand, one hundred twenty-four".