12213312301331 has 2 divisors, whose sum is σ = 12213312301332. Its totient is φ = 12213312301330.

The previous prime is 12213312301313. The next prime is 12213312301369. The reversal of 12213312301331 is 13310321331221.

Together with previous prime (12213312301313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12213312301331 - 2³⁴ = 12196132432147 is a prime.

It is a super-3 number, since 3×12213312301331³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 12213312301331.

It is not a weakly prime, because it can be changed into another prime (12213312303331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106656150665 + 6106656150666.

It is an arithmetic number, because the mean of its divisors is an integer number (6106656150666).

Almost surely, 2^{12213312301331} is an apocalyptic number.

12213312301331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213312301331 is an equidigital number, since it uses as much as digits as its factorization.

12213312301331 is an evil number, because the sum of its binary digits is even.

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

Adding to 12213312301331 its reverse (13310321331221), we get a palindrome (25523633632552).

The spelling of 12213312301331 in words is "twelve trillion, two hundred thirteen billion, three hundred twelve million, three hundred one thousand, three hundred thirty-one".