12201803005756 has 96 divisors (see below), whose sum is σ = 26539110241280. Its totient is φ = 4779654511104.

The previous prime is 12201803005747. The next prime is 12201803005771. The reversal of 12201803005756 is 65750030810221.

12201803005756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 465225115 + ... + 465251341.

Almost surely, 2^{12201803005756} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12201803005756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13269555120640).

12201803005756 is an abundant number, since it is smaller than the sum of its proper divisors (14337307235524).

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

12201803005756 is a wasteful number, since it uses less digits than its factorization.

12201803005756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38763 (or 38761 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

Adding to 12201803005756 its reverse (65750030810221), we get a palindrome (77951833815977).

The spelling of 12201803005756 in words is "twelve trillion, two hundred one billion, eight hundred three million, five thousand, seven hundred fifty-six".