1210222266443 has 2 divisors, whose sum is σ = 1210222266444. Its totient is φ = 1210222266442.

The previous prime is 1210222266437. The next prime is 1210222266521. The reversal of 1210222266443 is 3446622220121.

It is a weak prime.

It is an emirp because it is prime and its reverse (3446622220121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1210222266443 - 2²⁰ = 1210221217867 is a prime.

It is not a weakly prime, because it can be changed into another prime (1210222266413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605111133221 + 605111133222.

It is an arithmetic number, because the mean of its divisors is an integer number (605111133222).

Almost surely, 2^{1210222266443} is an apocalyptic number.

1210222266443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210222266443 is an equidigital number, since it uses as much as digits as its factorization.

1210222266443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 1210222266443 its reverse (3446622220121), we get a palindrome (4656844486564).

The spelling of 1210222266443 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, two hundred sixty-six thousand, four hundred forty-three".