221310020013304 has 32 divisors (see below), whose sum is σ = 424554629256000. Its totient is φ = 108112923597952.

The previous prime is 221310020013293. The next prime is 221310020013317. The reversal of 221310020013304 is 403310020013122.

It is a congruent number.

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, 1091860159 + ... + 1092062830.

It is an arithmetic number, because the mean of its divisors is an integer number (13267332164250).

Almost surely, 2^{221310020013304} is an apocalyptic number.

It is an amenable number.

221310020013304 is a deficient number, since it is larger than the sum of its proper divisors (203244609242696).

221310020013304 is a wasteful number, since it uses less digits than its factorization.

221310020013304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183923287 (or 2183923283 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 221310020013304 its reverse (403310020013122), we get a palindrome (624620040026426).

The spelling of 221310020013304 in words is "two hundred twenty-one trillion, three hundred ten billion, twenty million, thirteen thousand, three hundred four".