12313221031133 has 16 divisors (see below), whose sum is σ = 13491186933696. Its totient is φ = 11145084071040.

The previous prime is 12313221031087. The next prime is 12313221031141. The reversal of 12313221031133 is 33113012231321.

It is a cyclic number.

It is not a de Polignac number, because 12313221031133 - 2¹⁶ = 12313220965597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313221030133) 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 15 ways as a sum of consecutive naturals, for example, 2145641 + ... + 5406497.

It is an arithmetic number, because the mean of its divisors is an integer number (843199183356).

Almost surely, 2^{12313221031133} is an apocalyptic number.

It is an amenable number.

12313221031133 is a deficient number, since it is larger than the sum of its proper divisors (1177965902563).

12313221031133 is a wasteful number, since it uses less digits than its factorization.

12313221031133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3262364.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 12313221031133 its reverse (33113012231321), we get a palindrome (45426233262454).

The spelling of 12313221031133 in words is "twelve trillion, three hundred thirteen billion, two hundred twenty-one million, thirty-one thousand, one hundred thirty-three".