11424014312221 has 48 divisors (see below), whose sum is σ = 13638977510400. Its totient is φ = 9535662293472.

The previous prime is 11424014312219. The next prime is 11424014312279. The reversal of 11424014312221 is 12221341042411.

It is not a de Polignac number, because 11424014312221 - 2¹ = 11424014312219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11424014312221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11424014310221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 998335126 + ... + 998346568.

It is an arithmetic number, because the mean of its divisors is an integer number (284145364800).

Almost surely, 2^{11424014312221} is an apocalyptic number.

It is an amenable number.

11424014312221 is a deficient number, since it is larger than the sum of its proper divisors (2214963198179).

11424014312221 is a wasteful number, since it uses less digits than its factorization.

11424014312221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12878 (or 12871 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 11424014312221 its reverse (12221341042411), we get a palindrome (23645355354632).

The spelling of 11424014312221 in words is "eleven trillion, four hundred twenty-four billion, fourteen million, three hundred twelve thousand, two hundred twenty-one".