312222110312403 has 24 divisors (see below), whose sum is σ = 458935000248816. Its totient is φ = 204488245281600.

The previous prime is 312222110312393. The next prime is 312222110312417. The reversal of 312222110312403 is 304213011222213.

312222110312403 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 221 + 1 + 0 + 31 + 2 + 403 = 666.

It is not a de Polignac number, because 312222110312403 - 2³⁰ = 312221036570579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312222110311403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343385508 + ... + 344293553.

It is an arithmetic number, because the mean of its divisors is an integer number (19122291677034).

Almost surely, 2^{312222110312403} is an apocalyptic number.

312222110312403 is a deficient number, since it is larger than the sum of its proper divisors (146712889936413).

312222110312403 is a wasteful number, since it uses less digits than its factorization.

312222110312403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687679955 (or 687679952 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 312222110312403 its reverse (304213011222213), we get a palindrome (616435121534616).

The spelling of 312222110312403 in words is "three hundred twelve trillion, two hundred twenty-two billion, one hundred ten million, three hundred twelve thousand, four hundred three".