12234356021240 has 64 divisors (see below), whose sum is σ = 28737771084000. Its totient is φ = 4681644065280.

The previous prime is 12234356021231. The next prime is 12234356021281. The reversal of 12234356021240 is 4212065343221.

It is a happy number.

It is a super-2 number, since 2×12234356021240² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12234356021240.

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, 48253646 + ... + 48506525.

Almost surely, 2^{12234356021240} is an apocalyptic number.

12234356021240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12234356021240 is an abundant number, since it is smaller than the sum of its proper divisors (16503415062760).

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

12234356021240 is a wasteful number, since it uses less digits than its factorization.

12234356021240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96760320 (or 96760316 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 12234356021240 in words is "twelve trillion, two hundred thirty-four billion, three hundred fifty-six million, twenty-one thousand, two hundred forty".