11011061011 has 4 divisors (see below), whose sum is σ = 11390752800. Its totient is φ = 10631369224.

The previous prime is 11011061003. The next prime is 11011061029. The reversal of 11011061011 is 11016011011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11016011011 = 47 ⋅234383213.

It is a cyclic number.

It is not a de Polignac number, because 11011061011 - 2³ = 11011061003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011060982 and 11011061000.

It is not an unprimeable number, because it can be changed into a prime (11011064011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189845851 + ... + 189845908.

It is an arithmetic number, because the mean of its divisors is an integer number (2847688200).

Almost surely, 2^11011061011 is an apocalyptic number.

11011061011 is a deficient number, since it is larger than the sum of its proper divisors (379691789).

11011061011 is an equidigital number, since it uses as much as digits as its factorization.

11011061011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379691788.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 11011061011 its reverse (11016011011), we get a palindrome (22027072022).

The spelling of 11011061011 in words is "eleven billion, eleven million, sixty-one thousand, eleven".