12213312300731 has 2 divisors, whose sum is σ = 12213312300732. Its totient is φ = 12213312300730.

The previous prime is 12213312300727. The next prime is 12213312300751. The reversal of 12213312300731 is 13700321331221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12213312300731 - 2² = 12213312300727 is a prime.

It is a super-2 number, since 2×12213312300731² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12213312300694 and 12213312300703.

It is not a weakly prime, because it can be changed into another prime (12213312300751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106656150365 + 6106656150366.

It is an arithmetic number, because the mean of its divisors is an integer number (6106656150366).

Almost surely, 2^{12213312300731} is an apocalyptic number.

12213312300731 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213312300731 is an equidigital number, since it uses as much as digits as its factorization.

12213312300731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 12213312300731 its reverse (13700321331221), we get a palindrome (25913633631952).

The spelling of 12213312300731 in words is "twelve trillion, two hundred thirteen billion, three hundred twelve million, three hundred thousand, seven hundred thirty-one".