11221430322045 has 16 divisors (see below), whose sum is σ = 18207165820032. Its totient is φ = 5900470403520.

The previous prime is 11221430322031. The next prime is 11221430322139. The reversal of 11221430322045 is 54022303412211.

It is a happy number.

It is not a de Polignac number, because 11221430322045 - 2¹¹ = 11221430319997 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 5268276082 + ... + 5268278211.

It is an arithmetic number, because the mean of its divisors is an integer number (1137947863752).

Almost surely, 2^{11221430322045} is an apocalyptic number.

11221430322045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11221430322045 is a deficient number, since it is larger than the sum of its proper divisors (6985735497987).

11221430322045 is a wasteful number, since it uses less digits than its factorization.

11221430322045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10536554372.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 11221430322045 its reverse (54022303412211), we get a palindrome (65243733734256).

The spelling of 11221430322045 in words is "eleven trillion, two hundred twenty-one billion, four hundred thirty million, three hundred twenty-two thousand, forty-five".