11330311112221 has 16 divisors (see below), whose sum is σ = 11707881419520. Its totient is φ = 10960786045440.

The previous prime is 11330311112209. The next prime is 11330311112227. The reversal of 11330311112221 is 12221111303311.

It is a cyclic number.

It is not a de Polignac number, because 11330311112221 - 2³⁵ = 11295951373853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11330311112192 and 11330311112201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330311112227) 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, 6309940 + ... + 7904173.

It is an arithmetic number, because the mean of its divisors is an integer number (731742588720).

Almost surely, 2^{11330311112221} is an apocalyptic number.

It is an amenable number.

11330311112221 is a deficient number, since it is larger than the sum of its proper divisors (377570307299).

11330311112221 is a wasteful number, since it uses less digits than its factorization.

11330311112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14214396.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11330311112221 its reverse (12221111303311), we get a palindrome (23551422415532).

The spelling of 11330311112221 in words is "eleven trillion, three hundred thirty billion, three hundred eleven million, one hundred twelve thousand, two hundred twenty-one".