12311140033 has 4 divisors (see below), whose sum is σ = 12543425748. Its totient is φ = 12078854320.

The previous prime is 12311140027. The next prime is 12311140091. The reversal of 12311140033 is 33004111321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10809345024 + 1501795009 = 103968^2 + 38753^2 .

It is a cyclic number.

It is not a de Polignac number, because 12311140033 - 2⁹ = 12311139521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12311140433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116142778 + ... + 116142883.

It is an arithmetic number, because the mean of its divisors is an integer number (3135856437).

Almost surely, 2^12311140033 is an apocalyptic number.

It is an amenable number.

12311140033 is a deficient number, since it is larger than the sum of its proper divisors (232285715).

12311140033 is an equidigital number, since it uses as much as digits as its factorization.

12311140033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232285714.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12311140033 its reverse (33004111321), we get a palindrome (45315251354).

The spelling of 12311140033 in words is "twelve billion, three hundred eleven million, one hundred forty thousand, thirty-three".