221133033210 has 16 divisors (see below), whose sum is σ = 530719279776. Its totient is φ = 58968808848.

The previous prime is 221133033139. The next prime is 221133033257. The reversal of 221133033210 is 12330331122.

It is an unprimeable number.

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, 3685550524 + ... + 3685550583.

It is an arithmetic number, because the mean of its divisors is an integer number (33169954986).

Almost surely, 2^221133033210 is an apocalyptic number.

221133033210 is an abundant number, since it is smaller than the sum of its proper divisors (309586246566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221133033210 is a wasteful number, since it uses less digits than its factorization.

221133033210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7371101117.

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

Adding to 221133033210 its reverse (12330331122), we get a palindrome (233463364332).

The spelling of 221133033210 in words is "two hundred twenty-one billion, one hundred thirty-three million, thirty-three thousand, two hundred ten".