221333322130 has 8 divisors (see below), whose sum is σ = 398399979852. Its totient is φ = 88533328848.

The previous prime is 221333322113. The next prime is 221333322157. The reversal of 221333322130 is 31223333122.

It can be written as a sum of positive squares in 2 ways, for example, as 207705328009 + 13627994121 = 455747^2 + 116739^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 221333322095 and 221333322104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11066666097 + ... + 11066666116.

Almost surely, 2^221333322130 is an apocalyptic number.

221333322130 is a deficient number, since it is larger than the sum of its proper divisors (177066657722).

221333322130 is a wasteful number, since it uses less digits than its factorization.

221333322130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22133332220.

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

Adding to 221333322130 its reverse (31223333122), we get a palindrome (252556655252).

The spelling of 221333322130 in words is "two hundred twenty-one billion, three hundred thirty-three million, three hundred twenty-two thousand, one hundred thirty".