12341122621 has 2 divisors, whose sum is σ = 12341122622. Its totient is φ = 12341122620.

The previous prime is 12341122583. The next prime is 12341122727. The reversal of 12341122621 is 12622114321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12102420121 + 238702500 = 110011^2 + 15450^2 .

It is a cyclic number.

It is not a de Polignac number, because 12341122621 - 2²⁹ = 11804251709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12341122921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6170561310 + 6170561311.

It is an arithmetic number, because the mean of its divisors is an integer number (6170561311).

Almost surely, 2^12341122621 is an apocalyptic number.

It is an amenable number.

12341122621 is a deficient number, since it is larger than the sum of its proper divisors (1).

12341122621 is an equidigital number, since it uses as much as digits as its factorization.

12341122621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 12341122621 its reverse (12622114321), we get a palindrome (24963236942).

The spelling of 12341122621 in words is "twelve billion, three hundred forty-one million, one hundred twenty-two thousand, six hundred twenty-one".