221034305322 has 48 divisors (see below), whose sum is σ = 495008897760. Its totient is φ = 71241933600.

The previous prime is 221034305299. The next prime is 221034305333. The reversal of 221034305322 is 223503430122.

221034305322 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 34 + 305 + 322 = 666.

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 23 ways as a sum of consecutive naturals, for example, 1641204 + ... + 1770767.

It is an arithmetic number, because the mean of its divisors is an integer number (10312685370).

Almost surely, 2^221034305322 is an apocalyptic number.

221034305322 is an abundant number, since it is smaller than the sum of its proper divisors (273974592438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221034305322 is a wasteful number, since it uses less digits than its factorization.

221034305322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3412099 (or 3412096 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 221034305322 its reverse (223503430122), we get a palindrome (444537735444).

The spelling of 221034305322 in words is "two hundred twenty-one billion, thirty-four million, three hundred five thousand, three hundred twenty-two".