12013330233 has 16 divisors (see below), whose sum is σ = 16069060800. Its totient is φ = 7983270720.

The previous prime is 12013330213. The next prime is 12013330249. The reversal of 12013330233 is 33203331021.

It is not a de Polignac number, because 12013330233 - 2²¹ = 12011233081 is a prime.

It is a super-2 number, since 2×12013330233² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12013330213) 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, 3252918 + ... + 3256608.

It is an arithmetic number, because the mean of its divisors is an integer number (1004316300).

Almost surely, 2^12013330233 is an apocalyptic number.

It is an amenable number.

12013330233 is a deficient number, since it is larger than the sum of its proper divisors (4055730567).

12013330233 is a wasteful number, since it uses less digits than its factorization.

12013330233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6872.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 12013330233 its reverse (33203331021), we get a palindrome (45216661254).

The spelling of 12013330233 in words is "twelve billion, thirteen million, three hundred thirty thousand, two hundred thirty-three".