12321202011120 has 240 divisors, whose sum is σ = 42917818967712. Its totient is φ = 3165199718400.

The previous prime is 12321202011119. The next prime is 12321202011127. The reversal of 12321202011120 is 2111020212321.

12321202011120 is a `hidden beast` number, since 1 + 2 + 321 + 20 + 201 + 1 + 120 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12321202011093 and 12321202011102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321202011127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 400999 + ... + 4980281.

Almost surely, 2^{12321202011120} is an apocalyptic number.

12321202011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12321202011120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21458909483856).

12321202011120 is an abundant number, since it is smaller than the sum of its proper divisors (30596616956592).

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

12321202011120 is a wasteful number, since it uses less digits than its factorization.

12321202011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4579440 (or 4579431 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12321202011120 its reverse (2111020212321), we get a palindrome (14432222223441).

The spelling of 12321202011120 in words is "twelve trillion, three hundred twenty-one billion, two hundred two million, eleven thousand, one hundred twenty".