12120322241 has 2 divisors, whose sum is σ = 12120322242. Its totient is φ = 12120322240.

The previous prime is 12120322211. The next prime is 12120322273. The reversal of 12120322241 is 14222302121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11983899841 + 136422400 = 109471^2 + 11680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120322241 is a prime.

It is a super-2 number, since 2×12120322241² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12120322211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060161120 + 6060161121.

It is an arithmetic number, because the mean of its divisors is an integer number (6060161121).

Almost surely, 2^12120322241 is an apocalyptic number.

It is an amenable number.

12120322241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120322241 is an equidigital number, since it uses as much as digits as its factorization.

12120322241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12120322241 its reverse (14222302121), we get a palindrome (26342624362).

The spelling of 12120322241 in words is "twelve billion, one hundred twenty million, three hundred twenty-two thousand, two hundred forty-one".