116403444221 has 16 divisors (see below), whose sum is σ = 120106635264. Its totient is φ = 112730802624.

The previous prime is 116403444193. The next prime is 116403444233. The reversal of 116403444221 is 122444304611.

It is a cyclic number.

It is not a de Polignac number, because 116403444221 - 2¹⁰ = 116403443197 is a prime.

It is a super-2 number, since 2×116403444221² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116403444251) 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, 7209860 + ... + 7225986.

It is an arithmetic number, because the mean of its divisors is an integer number (7506664704).

Almost surely, 2^116403444221 is an apocalyptic number.

It is an amenable number.

116403444221 is a deficient number, since it is larger than the sum of its proper divisors (3703191043).

116403444221 is a wasteful number, since it uses less digits than its factorization.

116403444221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17060.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 116403444221 its reverse (122444304611), we get a palindrome (238847748832).

The spelling of 116403444221 in words is "one hundred sixteen billion, four hundred three million, four hundred forty-four thousand, two hundred twenty-one".