221120023303 has 4 divisors (see below), whose sum is σ = 223148647480. Its totient is φ = 219091399128.

The previous prime is 221120023301. The next prime is 221120023307. The reversal of 221120023303 is 303320021122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 221120023303 - 2¹ = 221120023301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221120023301) 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 3 ways as a sum of consecutive naturals, for example, 1014311925 + ... + 1014312142.

It is an arithmetic number, because the mean of its divisors is an integer number (55787161870).

Almost surely, 2^221120023303 is an apocalyptic number.

221120023303 is a deficient number, since it is larger than the sum of its proper divisors (2028624177).

221120023303 is a wasteful number, since it uses less digits than its factorization.

221120023303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028624176.

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

Adding to 221120023303 its reverse (303320021122), we get a palindrome (524440044425).

The spelling of 221120023303 in words is "two hundred twenty-one billion, one hundred twenty million, twenty-three thousand, three hundred three".