11323030311 has 32 divisors (see below), whose sum is σ = 17354312640. Its totient is φ = 7291584000.

The previous prime is 11323030289. The next prime is 11323030349. The reversal of 11323030311 is 11303032311.

It is a happy number.

11323030311 is a `hidden beast` number, since 1 + 1 + 323 + 0 + 30 + 311 = 666.

It is not a de Polignac number, because 11323030311 - 2⁶ = 11323030247 is a prime.

It is a super-2 number, since 2×11323030311² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323030391) 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, 61171 + ... + 162443.

It is an arithmetic number, because the mean of its divisors is an integer number (542322270).

Almost surely, 2^11323030311 is an apocalyptic number.

11323030311 is a deficient number, since it is larger than the sum of its proper divisors (6031282329).

11323030311 is a wasteful number, since it uses less digits than its factorization.

11323030311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101424 (or 101418 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11323030311 its reverse (11303032311), we get a palindrome (22626062622).

The spelling of 11323030311 in words is "eleven billion, three hundred twenty-three million, thirty thousand, three hundred eleven".