221332003330 has 16 divisors (see below), whose sum is σ = 399545732160. Its totient is φ = 88277662192.

The previous prime is 221332003327. The next prime is 221332003339. The reversal of 221332003330 is 33300233122.

It is a super-2 number, since 2×221332003330² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221332003339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31888750 + ... + 31895689.

It is an arithmetic number, because the mean of its divisors is an integer number (24971608260).

Almost surely, 2^221332003330 is an apocalyptic number.

221332003330 is a deficient number, since it is larger than the sum of its proper divisors (178213728830).

221332003330 is a wasteful number, since it uses less digits than its factorization.

221332003330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63784793.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 221332003330 its reverse (33300233122), we get a palindrome (254632236452).

The spelling of 221332003330 in words is "two hundred twenty-one billion, three hundred thirty-two million, three thousand, three hundred thirty".