11211302113 has 32 divisors (see below), whose sum is σ = 12744490752. Its totient is φ = 9773337600.

The previous prime is 11211302101. The next prime is 11211302149. The reversal of 11211302113 is 31120311211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11211302113 - 2²⁵ = 11177747681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11211302513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16559931 + ... + 16560607.

It is an arithmetic number, because the mean of its divisors is an integer number (398265336).

Almost surely, 2^11211302113 is an apocalyptic number.

It is an amenable number.

11211302113 is a deficient number, since it is larger than the sum of its proper divisors (1533188639).

11211302113 is a wasteful number, since it uses less digits than its factorization.

11211302113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11211302113 its reverse (31120311211), we get a palindrome (42331613324).

The spelling of 11211302113 in words is "eleven billion, two hundred eleven million, three hundred two thousand, one hundred thirteen".