21104424211014 has 48 divisors (see below), whose sum is σ = 47290280094720. Its totient is φ = 6797977720560.

The previous prime is 21104424210977. The next prime is 21104424211081. The reversal of 21104424211014 is 41011242440112.

21104424211014 is a `hidden beast` number, since 2 + 1 + 1 + 0 + 442 + 4 + 211 + 0 + 1 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157820052 + ... + 157953719.

It is an arithmetic number, because the mean of its divisors is an integer number (985214168640).

Almost surely, 2^{21104424211014} is an apocalyptic number.

21104424211014 is an abundant number, since it is smaller than the sum of its proper divisors (26185855883706).

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

21104424211014 is a wasteful number, since it uses less digits than its factorization.

21104424211014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315773905 (or 315773902 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 21104424211014 its reverse (41011242440112), we get a palindrome (62115666651126).

The spelling of 21104424211014 in words is "twenty-one trillion, one hundred four billion, four hundred twenty-four million, two hundred eleven thousand, fourteen".