12013131133 has 16 divisors (see below), whose sum is σ = 12183494400. Its totient is φ = 11844403200.

The previous prime is 12013131131. The next prime is 12013131167. The reversal of 12013131133 is 33113131021.

It is a cyclic number.

It is not a de Polignac number, because 12013131133 - 2¹ = 12013131131 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 12013131133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12013131131) 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, 15621373 + ... + 15622141.

It is an arithmetic number, because the mean of its divisors is an integer number (761468400).

Almost surely, 2^12013131133 is an apocalyptic number.

It is an amenable number.

12013131133 is a deficient number, since it is larger than the sum of its proper divisors (170363267).

12013131133 is a wasteful number, since it uses less digits than its factorization.

12013131133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 12013131133 its reverse (33113131021), we get a palindrome (45126262154).

The spelling of 12013131133 in words is "twelve billion, thirteen million, one hundred thirty-one thousand, one hundred thirty-three".