221424004014 has 16 divisors (see below), whose sum is σ = 442857818880. Its totient is φ = 73806366200.

The previous prime is 221424004003. The next prime is 221424004033. The reversal of 221424004014 is 410400424122.

221424004014 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221424004014² (a number of 23 digits) contains 22 as substring.

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, 97104 + ... + 672515.

It is an arithmetic number, because the mean of its divisors is an integer number (27678613680).

Almost surely, 2^221424004014 is an apocalyptic number.

221424004014 is an abundant number, since it is smaller than the sum of its proper divisors (221433814866).

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

221424004014 is a wasteful number, since it uses less digits than its factorization.

221424004014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817575.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 221424004014 its reverse (410400424122), we get a palindrome (631824428136).

The spelling of 221424004014 in words is "two hundred twenty-one billion, four hundred twenty-four million, four thousand, fourteen".