12352066143220 has 24 divisors (see below), whose sum is σ = 27304567264800. Its totient is φ = 4680782959392.

The previous prime is 12352066143199. The next prime is 12352066143317. The reversal of 12352066143220 is 2234166025321.

It is a self number, because there is not a number n which added to its sum of digits gives 12352066143220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16252718230 + ... + 16252718989.

It is an arithmetic number, because the mean of its divisors is an integer number (1137690302700).

Almost surely, 2^{12352066143220} is an apocalyptic number.

12352066143220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12352066143220 is an abundant number, since it is smaller than the sum of its proper divisors (14952501121580).

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

12352066143220 is a wasteful number, since it uses less digits than its factorization.

12352066143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32505437247 (or 32505437245 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 12352066143220 in words is "twelve trillion, three hundred fifty-two billion, sixty-six million, one hundred forty-three thousand, two hundred twenty".