11011121041 has 16 divisors (see below), whose sum is σ = 11724249600. Its totient is φ = 10324641600.

The previous prime is 11011121021. The next prime is 11011121081. The reversal of 11011121041 is 14012111011.

It is a cyclic number.

It is not a de Polignac number, because 11011121041 - 2²¹ = 11009023889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011121021) 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, 100356 + ... + 179146.

It is an arithmetic number, because the mean of its divisors is an integer number (732765600).

Almost surely, 2^11011121041 is an apocalyptic number.

It is an amenable number.

11011121041 is a deficient number, since it is larger than the sum of its proper divisors (713128559).

11011121041 is an equidigital number, since it uses as much as digits as its factorization.

11011121041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78960.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011121041 its reverse (14012111011), we get a palindrome (25023232052).

The spelling of 11011121041 in words is "eleven billion, eleven million, one hundred twenty-one thousand, forty-one".