63323132221 has 8 divisors (see below), whose sum is σ = 63416225600. Its totient is φ = 63230077440.

The previous prime is 63323132219. The next prime is 63323132231. The reversal of 63323132221 is 12223132336.

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

It is a cyclic number.

It is not a de Polignac number, because 63323132221 - 2¹ = 63323132219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63323132221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63323132231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5289040 + ... + 5300998.

It is an arithmetic number, because the mean of its divisors is an integer number (7927028200).

Almost surely, 2^63323132221 is an apocalyptic number.

It is an amenable number.

63323132221 is a deficient number, since it is larger than the sum of its proper divisors (93093379).

63323132221 is a wasteful number, since it uses less digits than its factorization.

63323132221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19299.

The product of its digits is 7776, while the sum is 28.

Adding to 63323132221 its reverse (12223132336), we get a palindrome (75546264557).

The spelling of 63323132221 in words is "sixty-three billion, three hundred twenty-three million, one hundred thirty-two thousand, two hundred twenty-one".