221330020232 has 16 divisors (see below), whose sum is σ = 428380684800. Its totient is φ = 107095170960.

The previous prime is 221330020213. The next prime is 221330020279. The reversal of 221330020232 is 232020033122.

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, 446229632 + ... + 446230127.

It is an arithmetic number, because the mean of its divisors is an integer number (26773792800).

Almost surely, 2^221330020232 is an apocalyptic number.

It is an amenable number.

221330020232 is a deficient number, since it is larger than the sum of its proper divisors (207050664568).

221330020232 is a wasteful number, since it uses less digits than its factorization.

221330020232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892459796 (or 892459792 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 221330020232 its reverse (232020033122), we get a palindrome (453350053354).

The spelling of 221330020232 in words is "two hundred twenty-one billion, three hundred thirty million, twenty thousand, two hundred thirty-two".