221310113301330 has 32 divisors (see below), whose sum is σ = 559099233604800. Its totient is φ = 55909923360192.

The previous prime is 221310113301293. The next prime is 221310113301427. The reversal of 221310113301330 is 33103311013122.

It is a self number, because there is not a number n which added to its sum of digits gives 221310113301330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194131677765 + ... + 194131678904.

It is an arithmetic number, because the mean of its divisors is an integer number (17471851050150).

Almost surely, 2^{221310113301330} is an apocalyptic number.

221310113301330 is an abundant number, since it is smaller than the sum of its proper divisors (337789120303470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221310113301330 is a wasteful number, since it uses less digits than its factorization.

221310113301330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388263356698.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 221310113301330 its reverse (33103311013122), we get a palindrome (254413424314452).

The spelling of 221310113301330 in words is "two hundred twenty-one trillion, three hundred ten billion, one hundred thirteen million, three hundred one thousand, three hundred thirty".