221302210021113 has 16 divisors (see below), whose sum is σ = 328017833217536. Its totient is φ = 131792879416320.

The previous prime is 221302210021111. The next prime is 221302210021141. The reversal of 221302210021113 is 311120012203122.

It is not a de Polignac number, because 221302210021113 - 2¹ = 221302210021111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221302210021113.

It is not an unprimeable number, because it can be changed into a prime (221302210021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91522831720 + ... + 91522834137.

It is an arithmetic number, because the mean of its divisors is an integer number (20501114576096).

Almost surely, 2^{221302210021113} is an apocalyptic number.

It is an amenable number.

221302210021113 is a deficient number, since it is larger than the sum of its proper divisors (106715623196423).

221302210021113 is a wasteful number, since it uses less digits than its factorization.

221302210021113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183045665904.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 221302210021113 its reverse (311120012203122), we get a palindrome (532422222224235).

The spelling of 221302210021113 in words is "two hundred twenty-one trillion, three hundred two billion, two hundred ten million, twenty-one thousand, one hundred thirteen".