12133201245 has 16 divisors (see below), whose sum is σ = 21177951552. Its totient is φ = 5882764160.

The previous prime is 12133201237. The next prime is 12133201271. The reversal of 12133201245 is 54210233121.

It is not a de Polignac number, because 12133201245 - 2³ = 12133201237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36767112 + ... + 36767441.

It is an arithmetic number, because the mean of its divisors is an integer number (1323621972).

Almost surely, 2^12133201245 is an apocalyptic number.

12133201245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12133201245 is a deficient number, since it is larger than the sum of its proper divisors (9044750307).

12133201245 is a wasteful number, since it uses less digits than its factorization.

12133201245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73534572.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12133201245 its reverse (54210233121), we get a palindrome (66343434366).

The spelling of 12133201245 in words is "twelve billion, one hundred thirty-three million, two hundred one thousand, two hundred forty-five".