221030313032 has 32 divisors (see below), whose sum is σ = 420659179200. Its totient is φ = 108854860224.

The previous prime is 221030312903. The next prime is 221030313047. The reversal of 221030313032 is 230313030122.

It is a junction number, because it is equal to n+sod(n) for n = 221030312995 and 221030313013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9520094 + ... + 9543282.

It is an arithmetic number, because the mean of its divisors is an integer number (13145599350).

Almost surely, 2^221030313032 is an apocalyptic number.

It is an amenable number.

221030313032 is a deficient number, since it is larger than the sum of its proper divisors (199628866168).

221030313032 is a wasteful number, since it uses less digits than its factorization.

221030313032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41045 (or 41041 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 221030313032 its reverse (230313030122), we get a palindrome (451343343154).

The spelling of 221030313032 in words is "two hundred twenty-one billion, thirty million, three hundred thirteen thousand, thirty-two".