224521334660420 has 48 divisors (see below), whose sum is σ = 538854900046848. Its totient is φ = 76978215189120.

The previous prime is 224521334660411. The next prime is 224521334660453. The reversal of 224521334660420 is 24066433125422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15256610 + ... + 26111430.

It is an arithmetic number, because the mean of its divisors is an integer number (11226143750976).

Almost surely, 2^{224521334660420} is an apocalyptic number.

224521334660420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224521334660420 is an abundant number, since it is smaller than the sum of its proper divisors (314333565386428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224521334660420 is a wasteful number, since it uses less digits than its factorization.

224521334660420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11002580 (or 11002578 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 44.

Adding to 224521334660420 its reverse (24066433125422), we get a palindrome (248587767785842).

The spelling of 224521334660420 in words is "two hundred twenty-four trillion, five hundred twenty-one billion, three hundred thirty-four million, six hundred sixty thousand, four hundred twenty".