11031322311012 has 48 divisors (see below), whose sum is σ = 26377455468672. Its totient is φ = 3586074328320.

The previous prime is 11031322311011. The next prime is 11031322311013. The reversal of 11031322311012 is 21011322313011.

It is an interprime number because it is at equal distance from previous prime (11031322311011) and next prime (11031322311013).

It is a super-2 number, since 2×11031322311012² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11031322311012.

It is not an unprimeable number, because it can be changed into a prime (11031322311011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2899603 + ... + 5519994.

It is an arithmetic number, because the mean of its divisors is an integer number (549530322264).

Almost surely, 2^{11031322311012} is an apocalyptic number.

11031322311012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11031322311012 is an abundant number, since it is smaller than the sum of its proper divisors (15346133157660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11031322311012 is a wasteful number, since it uses less digits than its factorization.

11031322311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8422308 (or 8422306 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11031322311012 its reverse (21011322313011), we get a palindrome (32042644624023).

The spelling of 11031322311012 in words is "eleven trillion, thirty-one billion, three hundred twenty-two million, three hundred eleven thousand, twelve".