221332033030204 has 72 divisors (see below), whose sum is σ = 404097084760320. Its totient is φ = 106047895739904.

The previous prime is 221332033030193. The next prime is 221332033030243. The reversal of 221332033030204 is 402030330233122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87116517 + ... + 89621155.

It is an arithmetic number, because the mean of its divisors is an integer number (5612459510560).

Almost surely, 2^{221332033030204} is an apocalyptic number.

It is an amenable number.

221332033030204 is a deficient number, since it is larger than the sum of its proper divisors (182765051730116).

221332033030204 is a wasteful number, since it uses less digits than its factorization.

221332033030204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504947 (or 2504898 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 221332033030204 its reverse (402030330233122), we get a palindrome (623362363263326).

The spelling of 221332033030204 in words is "two hundred twenty-one trillion, three hundred thirty-two billion, thirty-three million, thirty thousand, two hundred four".