12311130033 has 16 divisors (see below), whose sum is σ = 18339484800. Its totient is φ = 8162071920.

The previous prime is 12311130019. The next prime is 12311130049. The reversal of 12311130033 is 33003111321.

It is a happy number.

It is not a de Polignac number, because 12311130033 - 2⁸ = 12311129777 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12311129988 and 12311130015.

It is not an unprimeable number, because it can be changed into a prime (12311130053) 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, 1254693 + ... + 1264466.

It is an arithmetic number, because the mean of its divisors is an integer number (1146217800).

Almost surely, 2^12311130033 is an apocalyptic number.

It is an amenable number.

12311130033 is a deficient number, since it is larger than the sum of its proper divisors (6028354767).

12311130033 is a wasteful number, since it uses less digits than its factorization.

12311130033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2519349 (or 2519343 counting only the distinct ones).

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

Adding to 12311130033 its reverse (33003111321), we get a palindrome (45314241354).

The spelling of 12311130033 in words is "twelve billion, three hundred eleven million, one hundred thirty thousand, thirty-three".