12221440033417 has 2 divisors, whose sum is σ = 12221440033418. Its totient is φ = 12221440033416.

The previous prime is 12221440033391. The next prime is 12221440033489. The reversal of 12221440033417 is 71433004412221.

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., 7006524296256 + 5214915737161 = 2646984^2 + 2283619^2 .

It is a cyclic number.

It is not a de Polignac number, because 12221440033417 - 2³⁹ = 11671684219529 is a prime.

It is not a weakly prime, because it can be changed into another prime (12221440034417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110720016708 + 6110720016709.

It is an arithmetic number, because the mean of its divisors is an integer number (6110720016709).

Almost surely, 2^{12221440033417} is an apocalyptic number.

It is an amenable number.

12221440033417 is a deficient number, since it is larger than the sum of its proper divisors (1).

12221440033417 is an equidigital number, since it uses as much as digits as its factorization.

12221440033417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 34.

Adding to 12221440033417 its reverse (71433004412221), we get a palindrome (83654444445638).

The spelling of 12221440033417 in words is "twelve trillion, two hundred twenty-one billion, four hundred forty million, thirty-three thousand, four hundred seventeen".