221033201313 has 8 divisors (see below), whose sum is σ = 294940644768. Its totient is φ = 147240612704.

The previous prime is 221033201303. The next prime is 221033201321. The reversal of 221033201313 is 313102330122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 221033201313 - 2²² = 221029007009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221033201313.

It is not an unprimeable number, because it can be changed into a prime (221033201303) 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, 28709220 + ... + 28716917.

It is an arithmetic number, because the mean of its divisors is an integer number (36867580596).

Almost surely, 2^221033201313 is an apocalyptic number.

It is an amenable number.

221033201313 is a deficient number, since it is larger than the sum of its proper divisors (73907443455).

221033201313 is a wasteful number, since it uses less digits than its factorization.

221033201313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57427423.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 221033201313 its reverse (313102330122), we get a palindrome (534135531435).

The spelling of 221033201313 in words is "two hundred twenty-one billion, thirty-three million, two hundred one thousand, three hundred thirteen".