12220031003237 has 2 divisors, whose sum is σ = 12220031003238. Its totient is φ = 12220031003236.

The previous prime is 12220031003207. The next prime is 12220031003287. The reversal of 12220031003237 is 73230013002221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12123425660641 + 96605342596 = 3481871^2 + 310814^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220031003237 - 2¹⁶ = 12220030937701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12220031003207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110015501618 + 6110015501619.

It is an arithmetic number, because the mean of its divisors is an integer number (6110015501619).

Almost surely, 2^{12220031003237} is an apocalyptic number.

It is an amenable number.

12220031003237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220031003237 is an equidigital number, since it uses as much as digits as its factorization.

12220031003237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 12220031003237 its reverse (73230013002221), we get a palindrome (85450044005458).

The spelling of 12220031003237 in words is "twelve trillion, two hundred twenty billion, thirty-one million, three thousand, two hundred thirty-seven".