16221050213133 has 16 divisors (see below), whose sum is σ = 22450340871936. Its totient is φ = 10410440312640.

The previous prime is 16221050213113. The next prime is 16221050213143. The reversal of 16221050213133 is 33131205012261.

16221050213133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16221050213133 - 2⁹ = 16221050212621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16221050213133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16221050213113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 942966066 + ... + 942983267.

It is an arithmetic number, because the mean of its divisors is an integer number (1403146304496).

Almost surely, 2^{16221050213133} is an apocalyptic number.

It is an amenable number.

16221050213133 is a deficient number, since it is larger than the sum of its proper divisors (6229290658803).

16221050213133 is a wasteful number, since it uses less digits than its factorization.

16221050213133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885949444.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 16221050213133 its reverse (33131205012261), we get a palindrome (49352255225394).

The spelling of 16221050213133 in words is "sixteen trillion, two hundred twenty-one billion, fifty million, two hundred thirteen thousand, one hundred thirty-three".