1111411223443 has 8 divisors (see below), whose sum is σ = 1112670560880. Its totient is φ = 1110152136960.

The previous prime is 1111411223437. The next prime is 1111411223453. The reversal of 1111411223443 is 3443221141111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111411223443 - 2²¹ = 1111409126291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111411223453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9643348 + ... + 9757918.

It is an arithmetic number, because the mean of its divisors is an integer number (139083820110).

Almost surely, 2^{1111411223443} is an apocalyptic number.

1111411223443 is a deficient number, since it is larger than the sum of its proper divisors (1259337437).

1111411223443 is an equidigital number, since it uses as much as digits as its factorization.

1111411223443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125477.

The product of its digits is 2304, while the sum is 28.

Adding to 1111411223443 its reverse (3443221141111), we get a palindrome (4554632364554).

The spelling of 1111411223443 in words is "one trillion, one hundred eleven billion, four hundred eleven million, two hundred twenty-three thousand, four hundred forty-three".