221412504360304 has 10 divisors (see below), whose sum is σ = 428986727198120. Its totient is φ = 110706252180144.

The previous prime is 221412504360233. The next prime is 221412504360337. The reversal of 221412504360304 is 403063405214122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6919140761244 + ... + 6919140761275.

It is an arithmetic number, because the mean of its divisors is an integer number (42898672719812).

Almost surely, 2^{221412504360304} is an apocalyptic number.

It is an amenable number.

221412504360304 is a deficient number, since it is larger than the sum of its proper divisors (207574222837816).

221412504360304 is a wasteful number, since it uses less digits than its factorization.

221412504360304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13838281522527 (or 13838281522521 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 221412504360304 its reverse (403063405214122), we get a palindrome (624475909574426).

The spelling of 221412504360304 in words is "two hundred twenty-one trillion, four hundred twelve billion, five hundred four million, three hundred sixty thousand, three hundred four".