11201001311 has 16 divisors (see below), whose sum is σ = 11754512640. Its totient is φ = 10653170880.

The previous prime is 11201001289. The next prime is 11201001323. The reversal of 11201001311 is 11310010211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11201001311 - 2¹⁸ = 11200739167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11201001292 and 11201001301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201000311) 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, 6917660 + ... + 6919278.

It is an arithmetic number, because the mean of its divisors is an integer number (734657040).

Almost surely, 2^11201001311 is an apocalyptic number.

11201001311 is a deficient number, since it is larger than the sum of its proper divisors (553511329).

11201001311 is a wasteful number, since it uses less digits than its factorization.

11201001311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3166.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11201001311 its reverse (11310010211), we get a palindrome (22511011522).

The spelling of 11201001311 in words is "eleven billion, two hundred one million, one thousand, three hundred eleven".