112221130330021 has 16 divisors (see below), whose sum is σ = 117712097913600. Its totient is φ = 106859756191680.

The previous prime is 112221130330007. The next prime is 112221130330039. The reversal of 112221130330021 is 120033031122211.

It is a cyclic number.

It is not a de Polignac number, because 112221130330021 - 2⁹ = 112221130329509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112221130329974 and 112221130330001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221130330061) 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 15 ways as a sum of consecutive naturals, for example, 34277055 + ... + 37408003.

It is an arithmetic number, because the mean of its divisors is an integer number (7357006119600).

Almost surely, 2^{112221130330021} is an apocalyptic number.

It is an amenable number.

112221130330021 is a deficient number, since it is larger than the sum of its proper divisors (5490967583579).

112221130330021 is a wasteful number, since it uses less digits than its factorization.

112221130330021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151644.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 112221130330021 its reverse (120033031122211), we get a palindrome (232254161452232).

The spelling of 112221130330021 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred thirty million, three hundred thirty thousand, twenty-one".