12313231213033 has 8 divisors (see below), whose sum is σ = 12615964532136. Its totient is φ = 12010612684800.

The previous prime is 12313231213009. The next prime is 12313231213037. The reversal of 12313231213033 is 33031213231321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5440822158249 + 6872409054784 = 2332557^2 + 2621528^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12313231213033 - 2²⁹ = 12312694342121 is a prime.

It is a super-2 number, since 2×12313231213033² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12313231212992 and 12313231213010.

It is not an unprimeable number, because it can be changed into a prime (12313231213037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28480528 + ... + 28909633.

It is an arithmetic number, because the mean of its divisors is an integer number (1576995566517).

Almost surely, 2^{12313231213033} is an apocalyptic number.

It is an amenable number.

12313231213033 is a deficient number, since it is larger than the sum of its proper divisors (302733319103).

12313231213033 is an equidigital number, since it uses as much as digits as its factorization.

12313231213033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57395435.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 12313231213033 its reverse (33031213231321), we get a palindrome (45344444444354).

The spelling of 12313231213033 in words is "twelve trillion, three hundred thirteen billion, two hundred thirty-one million, two hundred thirteen thousand, thirty-three".