222111131443 has 2 divisors, whose sum is σ = 222111131444. Its totient is φ = 222111131442.

The previous prime is 222111131383. The next prime is 222111131449. The reversal of 222111131443 is 344131111222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222111131443 is a prime.

It is not a weakly prime, because it can be changed into another prime (222111131449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111055565721 + 111055565722.

It is an arithmetic number, because the mean of its divisors is an integer number (111055565722).

Almost surely, 2^222111131443 is an apocalyptic number.

222111131443 is a deficient number, since it is larger than the sum of its proper divisors (1).

222111131443 is an equidigital number, since it uses as much as digits as its factorization.

222111131443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

Adding to 222111131443 its reverse (344131111222), we get a palindrome (566242242665).

The spelling of 222111131443 in words is "two hundred twenty-two billion, one hundred eleven million, one hundred thirty-one thousand, four hundred forty-three".