12133030311 has 16 divisors (see below), whose sum is σ = 18756376320. Its totient is φ = 7737004440.

The previous prime is 12133030303. The next prime is 12133030319. The reversal of 12133030311 is 11303033121.

It is a happy number.

12133030311 is a `hidden beast` number, since 1 + 21 + 330 + 3 + 0 + 311 = 666.

It is an interprime number because it is at equal distance from previous prime (12133030303) and next prime (12133030319).

It is not a de Polignac number, because 12133030311 - 2³ = 12133030303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133030319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9768325 + ... + 9769566.

It is an arithmetic number, because the mean of its divisors is an integer number (1172273520).

Almost surely, 2^12133030311 is an apocalyptic number.

12133030311 is a deficient number, since it is larger than the sum of its proper divisors (6623346009).

12133030311 is a wasteful number, since it uses less digits than its factorization.

12133030311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19537923 (or 19537917 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 12133030311 its reverse (11303033121), we get a palindrome (23436063432).

The spelling of 12133030311 in words is "twelve billion, one hundred thirty-three million, thirty thousand, three hundred eleven".