221033031022 has 16 divisors (see below), whose sum is σ = 336985228800. Its totient is φ = 108711713880.

The previous prime is 221033031019. The next prime is 221033031031. The reversal of 221033031022 is 220130330122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710522 + ... + 1835197.

It is an arithmetic number, because the mean of its divisors is an integer number (21061576800).

Almost surely, 2^221033031022 is an apocalyptic number.

221033031022 is a deficient number, since it is larger than the sum of its proper divisors (115952197778).

221033031022 is a wasteful number, since it uses less digits than its factorization.

221033031022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546231.

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

Adding to 221033031022 its reverse (220130330122), we get a palindrome (441163361144).

The spelling of 221033031022 in words is "two hundred twenty-one billion, thirty-three million, thirty-one thousand, twenty-two".