11123220441 has 8 divisors (see below), whose sum is σ = 14850924480. Its totient is φ = 7405498352.

The previous prime is 11123220439. The next prime is 11123220481. The reversal of 11123220441 is 14402232111.

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 11123220441 - 2¹ = 11123220439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11123220401) 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, 2492886 + ... + 2497343.

It is an arithmetic number, because the mean of its divisors is an integer number (1856365560).

Almost surely, 2^11123220441 is an apocalyptic number.

It is an amenable number.

11123220441 is a deficient number, since it is larger than the sum of its proper divisors (3727704039).

11123220441 is an equidigital number, since it uses as much as digits as its factorization.

11123220441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4990975.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11123220441 its reverse (14402232111), we get a palindrome (25525452552).

The spelling of 11123220441 in words is "eleven billion, one hundred twenty-three million, two hundred twenty thousand, four hundred forty-one".