221443434202 has 8 divisors (see below), whose sum is σ = 332167939200. Its totient is φ = 110720787804.

The previous prime is 221443434193. The next prime is 221443434221. The reversal of 221443434202 is 202434344122.

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

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, 113802 + ... + 675157.

It is an arithmetic number, because the mean of its divisors is an integer number (41520992400).

Almost surely, 2^221443434202 is an apocalyptic number.

221443434202 is a deficient number, since it is larger than the sum of its proper divisors (110724504998).

221443434202 is a wasteful number, since it uses less digits than its factorization.

221443434202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929300.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 221443434202 its reverse (202434344122), we get a palindrome (423877778324).

The spelling of 221443434202 in words is "two hundred twenty-one billion, four hundred forty-three million, four hundred thirty-four thousand, two hundred two".