1222043044511 has 2 divisors, whose sum is σ = 1222043044512. Its totient is φ = 1222043044510.

The previous prime is 1222043044423. The next prime is 1222043044549. The reversal of 1222043044511 is 1154403402221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222043044511 - 2³⁰ = 1220969302687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222043040511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611021522255 + 611021522256.

It is an arithmetic number, because the mean of its divisors is an integer number (611021522256).

Almost surely, 2^{1222043044511} is an apocalyptic number.

1222043044511 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222043044511 is an equidigital number, since it uses as much as digits as its factorization.

1222043044511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1222043044511 its reverse (1154403402221), we get a palindrome (2376446446732).

The spelling of 1222043044511 in words is "one trillion, two hundred twenty-two billion, forty-three million, forty-four thousand, five hundred eleven".