12235235063 has 4 divisors (see below), whose sum is σ = 12235551360. Its totient is φ = 12234918768.

The previous prime is 12235235057. The next prime is 12235235081. The reversal of 12235235063 is 36053253221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36053253221 = 19073 ⋅1890277.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12235235063 is a prime.

It is a super-2 number, since 2×12235235063² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12235235263) 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, 90470 + ... + 180707.

It is an arithmetic number, because the mean of its divisors is an integer number (3058887840).

Almost surely, 2^12235235063 is an apocalyptic number.

12235235063 is a deficient number, since it is larger than the sum of its proper divisors (316297).

12235235063 is an equidigital number, since it uses as much as digits as its factorization.

12235235063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316296.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 12235235063 its reverse (36053253221), we get a palindrome (48288488284).

The spelling of 12235235063 in words is "twelve billion, two hundred thirty-five million, two hundred thirty-five thousand, sixty-three".