221333334010 has 8 divisors (see below), whose sum is σ = 398400001236. Its totient is φ = 88533333600.

The previous prime is 221333334007. The next prime is 221333334059. The reversal of 221333334010 is 10433333122.

It can be written as a sum of positive squares in 2 ways, for example, as 220919740441 + 413593569 = 470021^2 + 20337^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 11066666691 + ... + 11066666710.

Almost surely, 2^221333334010 is an apocalyptic number.

221333334010 is a deficient number, since it is larger than the sum of its proper divisors (177066667226).

221333334010 is a wasteful number, since it uses less digits than its factorization.

221333334010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22133333408.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 221333334010 its reverse (10433333122), we get a palindrome (231766667132).

The spelling of 221333334010 in words is "two hundred twenty-one billion, three hundred thirty-three million, three hundred thirty-four thousand, ten".