12313221031222 has 8 divisors (see below), whose sum is σ = 18471671751456. Its totient is φ = 6155997114072.

The previous prime is 12313221031141. The next prime is 12313221031271. The reversal of 12313221031222 is 22213012231321.

12313221031222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306675678 + ... + 306715825.

It is an arithmetic number, because the mean of its divisors is an integer number (2308958968932).

Almost surely, 2^{12313221031222} is an apocalyptic number.

12313221031222 is a deficient number, since it is larger than the sum of its proper divisors (6158450720234).

12313221031222 is a wasteful number, since it uses less digits than its factorization.

12313221031222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613401542.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 12313221031222 its reverse (22213012231321), we get a palindrome (34526233262543).

The spelling of 12313221031222 in words is "twelve trillion, three hundred thirteen billion, two hundred twenty-one million, thirty-one thousand, two hundred twenty-two".