11110430201221 has 16 divisors (see below), whose sum is σ = 12053015452800. Its totient is φ = 10180573570368.

The previous prime is 11110430201209. The next prime is 11110430201231. The reversal of 11110430201221 is 12210203401111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11110430201221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110430201231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1858186 + ... + 5066923.

It is an arithmetic number, because the mean of its divisors is an integer number (753313465800).

Almost surely, 2^{11110430201221} is an apocalyptic number.

It is an amenable number.

11110430201221 is a deficient number, since it is larger than the sum of its proper divisors (942585251579).

11110430201221 is a wasteful number, since it uses less digits than its factorization.

11110430201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926028.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11110430201221 its reverse (12210203401111), we get a palindrome (23320633602332).

The spelling of 11110430201221 in words is "eleven trillion, one hundred ten billion, four hundred thirty million, two hundred one thousand, two hundred twenty-one".