12221341042373 has 2 divisors, whose sum is σ = 12221341042374. Its totient is φ = 12221341042372.

The previous prime is 12221341042321. The next prime is 12221341042429. The reversal of 12221341042373 is 37324014312221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6632386416964 + 5588954625409 = 2575342^2 + 2364097^2 .

It is a cyclic number.

It is not a de Polignac number, because 12221341042373 - 2³⁸ = 11946463135429 is a prime.

It is a super-2 number, since 2×12221341042373² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12221341042873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110670521186 + 6110670521187.

It is an arithmetic number, because the mean of its divisors is an integer number (6110670521187).

Almost surely, 2^{12221341042373} is an apocalyptic number.

It is an amenable number.

12221341042373 is a deficient number, since it is larger than the sum of its proper divisors (1).

12221341042373 is an equidigital number, since it uses as much as digits as its factorization.

12221341042373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

Adding to 12221341042373 its reverse (37324014312221), we get a palindrome (49545355354594).

The spelling of 12221341042373 in words is "twelve trillion, two hundred twenty-one billion, three hundred forty-one million, forty-two thousand, three hundred seventy-three".