12144422233 has 2 divisors, whose sum is σ = 12144422234. Its totient is φ = 12144422232.

The previous prime is 12144422159. The next prime is 12144422237. The reversal of 12144422233 is 33222444121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7044748489 + 5099673744 = 83933^2 + 71412^2 .

It is a cyclic number.

It is not a de Polignac number, because 12144422233 - 2¹³ = 12144414041 is a prime.

It is not a weakly prime, because it can be changed into another prime (12144422237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6072211116 + 6072211117.

It is an arithmetic number, because the mean of its divisors is an integer number (6072211117).

Almost surely, 2^12144422233 is an apocalyptic number.

It is an amenable number.

12144422233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12144422233 is an equidigital number, since it uses as much as digits as its factorization.

12144422233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 28.

Adding to 12144422233 its reverse (33222444121), we get a palindrome (45366866354).

The spelling of 12144422233 in words is "twelve billion, one hundred forty-four million, four hundred twenty-two thousand, two hundred thirty-three".