221332033030244 has 6 divisors (see below), whose sum is σ = 387331057802934. Its totient is φ = 110666016515120.

The previous prime is 221332033030243. The next prime is 221332033030249. The reversal of 221332033030244 is 442030330233122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 158652162318400 + 62679870711844 = 12595720^2 + 7917062^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 221332033030244.

It is not an unprimeable number, because it can be changed into a prime (221332033030243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666504128777 + ... + 27666504128784.

It is an arithmetic number, because the mean of its divisors is an integer number (64555176300489).

Almost surely, 2^{221332033030244} is an apocalyptic number.

It is an amenable number.

221332033030244 is a deficient number, since it is larger than the sum of its proper divisors (165999024772690).

221332033030244 is a wasteful number, since it uses less digits than its factorization.

221332033030244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55333008257565 (or 55333008257563 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 221332033030244 its reverse (442030330233122), we get a palindrome (663362363263366).

The spelling of 221332033030244 in words is "two hundred twenty-one trillion, three hundred thirty-two billion, thirty-three million, thirty thousand, two hundred forty-four".