221032013302 has 16 divisors (see below), whose sum is σ = 349007155200. Its totient is φ = 104696602920.

The previous prime is 221032013281. The next prime is 221032013303. The reversal of 221032013302 is 203310230122.

221032013302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 221032013302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221032013303) 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 7 ways as a sum of consecutive naturals, for example, 2480599 + ... + 2568157.

It is an arithmetic number, because the mean of its divisors is an integer number (21812947200).

Almost surely, 2^221032013302 is an apocalyptic number.

221032013302 is a deficient number, since it is larger than the sum of its proper divisors (127975141898).

221032013302 is a wasteful number, since it uses less digits than its factorization.

221032013302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154011.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 221032013302 its reverse (203310230122), we get a palindrome (424342243424).

The spelling of 221032013302 in words is "two hundred twenty-one billion, thirty-two million, thirteen thousand, three hundred two".