11013312011 has 16 divisors (see below), whose sum is σ = 12613545504. Its totient is φ = 9525932544.

The previous prime is 11013312001. The next prime is 11013312067. The reversal of 11013312011 is 11021331011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11013312011 - 2¹⁸ = 11013049867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013312001) 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, 59600 + ... + 159933.

It is an arithmetic number, because the mean of its divisors is an integer number (788346594).

Almost surely, 2^11013312011 is an apocalyptic number.

11013312011 is a deficient number, since it is larger than the sum of its proper divisors (1600233493).

11013312011 is a wasteful number, since it uses less digits than its factorization.

11013312011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219790.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11013312011 its reverse (11021331011), we get a palindrome (22034643022).

The spelling of 11013312011 in words is "eleven billion, thirteen million, three hundred twelve thousand, eleven".