1111020222443 has 4 divisors (see below), whose sum is σ = 1111026496320. Its totient is φ = 1111013948568.

The previous prime is 1111020222397. The next prime is 1111020222457. The reversal of 1111020222443 is 3442220201111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111020222443 - 2¹⁸ = 1111019960299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111020222463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2863355 + ... + 3228132.

It is an arithmetic number, because the mean of its divisors is an integer number (277756624080).

Almost surely, 2^{1111020222443} is an apocalyptic number.

1111020222443 is a deficient number, since it is larger than the sum of its proper divisors (6273877).

1111020222443 is an equidigital number, since it uses as much as digits as its factorization.

1111020222443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6273876.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1111020222443 its reverse (3442220201111), we get a palindrome (4553240423554).

The spelling of 1111020222443 in words is "one trillion, one hundred eleven billion, twenty million, two hundred twenty-two thousand, four hundred forty-three".