2412221304443 has 2 divisors, whose sum is σ = 2412221304444. Its totient is φ = 2412221304442.

The previous prime is 2412221304439. The next prime is 2412221304499. The reversal of 2412221304443 is 3444031222142.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2412221304443 - 2² = 2412221304439 is a prime.

It is not a weakly prime, because it can be changed into another prime (2412221304403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1206110652221 + 1206110652222.

It is an arithmetic number, because the mean of its divisors is an integer number (1206110652222).

Almost surely, 2^{2412221304443} is an apocalyptic number.

2412221304443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2412221304443 is an equidigital number, since it uses as much as digits as its factorization.

2412221304443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 2412221304443 its reverse (3444031222142), we get a palindrome (5856252526585).

The spelling of 2412221304443 in words is "two trillion, four hundred twelve billion, two hundred twenty-one million, three hundred four thousand, four hundred forty-three".