12231201133 has 8 divisors (see below), whose sum is σ = 12268827648. Its totient is φ = 12193605024.

The previous prime is 12231201097. The next prime is 12231201161. The reversal of 12231201133 is 33110213221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12231201133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12231201133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231201163) 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, 996210 + ... + 1008412.

It is an arithmetic number, because the mean of its divisors is an integer number (1533603456).

Almost surely, 2^12231201133 is an apocalyptic number.

It is an amenable number.

12231201133 is a deficient number, since it is larger than the sum of its proper divisors (37626515).

12231201133 is a wasteful number, since it uses less digits than its factorization.

12231201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15203.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12231201133 its reverse (33110213221), we get a palindrome (45341414354).

The spelling of 12231201133 in words is "twelve billion, two hundred thirty-one million, two hundred one thousand, one hundred thirty-three".