11111420011316 has 24 divisors (see below), whose sum is σ = 19552984583496. Its totient is φ = 5524854773760.

The previous prime is 11111420011213. The next prime is 11111420011319. The reversal of 11111420011316 is 61311002411111.

It can be written as a sum of positive squares in 4 ways, for example, as 286925207716 + 10824494803600 = 535654^2 + 3290060^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11111420011291 and 11111420011300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111420011319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26972360 + ... + 27381216.

It is an arithmetic number, because the mean of its divisors is an integer number (814707690979).

Almost surely, 2^{11111420011316} is an apocalyptic number.

It is an amenable number.

11111420011316 is a deficient number, since it is larger than the sum of its proper divisors (8441564572180).

11111420011316 is a wasteful number, since it uses less digits than its factorization.

11111420011316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446579 (or 446577 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 11111420011316 its reverse (61311002411111), we get a palindrome (72422422422427).

The spelling of 11111420011316 in words is "eleven trillion, one hundred eleven billion, four hundred twenty million, eleven thousand, three hundred sixteen".