11311313011 has 8 divisors (see below), whose sum is σ = 11348582000. Its totient is φ = 11274072480.

The previous prime is 11311312979. The next prime is 11311313029. The reversal of 11311313011 is 11031311311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11311313011 - 2⁵ = 11311312979 is a prime.

It is a super-2 number, since 2×11311313011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11311313051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031425 + ... + 1042333.

It is an arithmetic number, because the mean of its divisors is an integer number (1418572750).

Almost surely, 2^11311313011 is an apocalyptic number.

11311313011 is a deficient number, since it is larger than the sum of its proper divisors (37268989).

11311313011 is a wasteful number, since it uses less digits than its factorization.

11311313011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14229.

The product of its (nonzero) digits is 27, while the sum is 16.

Adding to 11311313011 its reverse (11031311311), we get a palindrome (22342624322).

The spelling of 11311313011 in words is "eleven billion, three hundred eleven million, three hundred thirteen thousand, eleven".