12313221233331 has 32 divisors (see below), whose sum is σ = 17264453649408. Its totient is φ = 7798119436800.

The previous prime is 12313221233323. The next prime is 12313221233371. The reversal of 12313221233331 is 13333212231321.

It is not a de Polignac number, because 12313221233331 - 2³ = 12313221233323 is a prime.

It is a super-2 number, since 2×12313221233331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12313221233371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6485595 + ... + 8166356.

It is an arithmetic number, because the mean of its divisors is an integer number (539514176544).

Almost surely, 2^{12313221233331} is an apocalyptic number.

12313221233331 is a deficient number, since it is larger than the sum of its proper divisors (4951232416077).

12313221233331 is a wasteful number, since it uses less digits than its factorization.

12313221233331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14652171.

The product of its digits is 11664, while the sum is 30.

Adding to 12313221233331 its reverse (13333212231321), we get a palindrome (25646433464652).

The spelling of 12313221233331 in words is "twelve trillion, three hundred thirteen billion, two hundred twenty-one million, two hundred thirty-three thousand, three hundred thirty-one".