221233324330 has 16 divisors (see below), whose sum is σ = 398521918080. Its totient is φ = 88426233232.

The previous prime is 221233324267. The next prime is 221233324343. The reversal of 221233324330 is 33423332122.

It is a super-4 number, since 4×221233324330⁴ (a number of 46 digits) contains 4444 as substring.

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, 8373214 + ... + 8399593.

It is an arithmetic number, because the mean of its divisors is an integer number (24907619880).

Almost surely, 2^221233324330 is an apocalyptic number.

221233324330 is a deficient number, since it is larger than the sum of its proper divisors (177288593750).

221233324330 is a wasteful number, since it uses less digits than its factorization.

221233324330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16774133.

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

Adding to 221233324330 its reverse (33423332122), we get a palindrome (254656656452).

The spelling of 221233324330 in words is "two hundred twenty-one billion, two hundred thirty-three million, three hundred twenty-four thousand, three hundred thirty".