221332332103 has 4 divisors (see below), whose sum is σ = 221418894040. Its totient is φ = 221245770168.

The previous prime is 221332332073. The next prime is 221332332113. The reversal of 221332332103 is 301233233122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221332332103 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 (221332332113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43277133 + ... + 43282246.

It is an arithmetic number, because the mean of its divisors is an integer number (55354723510).

Almost surely, 2^221332332103 is an apocalyptic number.

221332332103 is a deficient number, since it is larger than the sum of its proper divisors (86561937).

221332332103 is an equidigital number, since it uses as much as digits as its factorization.

221332332103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86561936.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 221332332103 its reverse (301233233122), we get a palindrome (522565565225).

The spelling of 221332332103 in words is "two hundred twenty-one billion, three hundred thirty-two million, three hundred thirty-two thousand, one hundred three".