12101332112320 has 56 divisors (see below), whose sum is σ = 31435960473648. Its totient is φ = 4400484403200.

The previous prime is 12101332112291. The next prime is 12101332112321. The reversal of 12101332112320 is 2321123310121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12101332112291 and 12101332112300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101332112321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718935701 + ... + 1718942740.

Almost surely, 2^{12101332112320} is an apocalyptic number.

12101332112320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101332112320 is an abundant number, since it is smaller than the sum of its proper divisors (19334628361328).

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

12101332112320 is a wasteful number, since it uses less digits than its factorization.

12101332112320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3437878469 (or 3437878459 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12101332112320 its reverse (2321123310121), we get a palindrome (14422455422441).

The spelling of 12101332112320 in words is "twelve trillion, one hundred one billion, three hundred thirty-two million, one hundred twelve thousand, three hundred twenty".