11214422220443 has 16 divisors (see below), whose sum is σ = 12249736551360. Its totient is φ = 10204738701696.

The previous prime is 11214422220409. The next prime is 11214422220511. The reversal of 11214422220443 is 34402222441211.

It is a cyclic number.

It is not a de Polignac number, because 11214422220443 - 2³⁸ = 10939544313499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11214422220143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19807655 + ... + 20365952.

It is an arithmetic number, because the mean of its divisors is an integer number (765608534460).

Almost surely, 2^{11214422220443} is an apocalyptic number.

11214422220443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11214422220443 is a deficient number, since it is larger than the sum of its proper divisors (1035314330917).

11214422220443 is a wasteful number, since it uses less digits than its factorization.

11214422220443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40173926.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 11214422220443 its reverse (34402222441211), we get a palindrome (45616644661654).

The spelling of 11214422220443 in words is "eleven trillion, two hundred fourteen billion, four hundred twenty-two million, two hundred twenty thousand, four hundred forty-three".