12031033523 has 2 divisors, whose sum is σ = 12031033524. Its totient is φ = 12031033522.

The previous prime is 12031033519. The next prime is 12031033537. The reversal of 12031033523 is 32533013021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12031033523 - 2² = 12031033519 is a prime.

It is not a weakly prime, because it can be changed into another prime (12031833523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015516761 + 6015516762.

It is an arithmetic number, because the mean of its divisors is an integer number (6015516762).

Almost surely, 2^12031033523 is an apocalyptic number.

12031033523 is a deficient number, since it is larger than the sum of its proper divisors (1).

12031033523 is an equidigital number, since it uses as much as digits as its factorization.

12031033523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 12031033523 its reverse (32533013021), we get a palindrome (44564046544).

The spelling of 12031033523 in words is "twelve billion, thirty-one million, thirty-three thousand, five hundred twenty-three".