11042051101 has 4 divisors (see below), whose sum is σ = 11075411104. Its totient is φ = 11008691100.

The previous prime is 11042051093. The next prime is 11042051143. The reversal of 11042051101 is 10115024011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11042051101 - 2³ = 11042051093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042081101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16679505 + ... + 16680166.

It is an arithmetic number, because the mean of its divisors is an integer number (2768852776).

Almost surely, 2^11042051101 is an apocalyptic number.

It is an amenable number.

11042051101 is a deficient number, since it is larger than the sum of its proper divisors (33360003).

11042051101 is an equidigital number, since it uses as much as digits as its factorization.

11042051101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33360002.

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 11042051101 its reverse (10115024011), we get a palindrome (21157075112).

The spelling of 11042051101 in words is "eleven billion, forty-two million, fifty-one thousand, one hundred one".