221322000010 has 16 divisors (see below), whose sum is σ = 401905085256. Its totient is φ = 87745358848.

The previous prime is 221322000007. The next prime is 221322000041. The reversal of 221322000010 is 10000223122.

It can be written as a sum of positive squares in 4 ways, for example, as 110284432281 + 111037567729 = 332091^2 + 333223^2 .

It is a super-3 number, since 3×221322000010³ (a number of 35 digits) contains 333 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, 97928959 + ... + 97931218.

Almost surely, 2^221322000010 is an apocalyptic number.

221322000010 is a deficient number, since it is larger than the sum of its proper divisors (180583085246).

221322000010 is a wasteful number, since it uses less digits than its factorization.

221322000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195860297.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 221322000010 its reverse (10000223122), we get a palindrome (231322223132).

The spelling of 221322000010 in words is "two hundred twenty-one billion, three hundred twenty-two million, ten", and thus it is an aban number.