21104342113014 has 48 divisors (see below), whose sum is σ = 47423348940240. Its totient is φ = 7034229423360.

The previous prime is 21104342113009. The next prime is 21104342113067. The reversal of 21104342113014 is 41031124340112.

It is a happy number.

21104342113014 is a `hidden beast` number, since 2 + 1 + 1 + 0 + 4 + 342 + 11 + 301 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 4530094 + ... + 7920254.

It is an arithmetic number, because the mean of its divisors is an integer number (987986436255).

Almost surely, 2^{21104342113014} is an apocalyptic number.

21104342113014 is an abundant number, since it is smaller than the sum of its proper divisors (26319006827226).

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

21104342113014 is a wasteful number, since it uses less digits than its factorization.

21104342113014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402987 (or 3402975 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 21104342113014 its reverse (41031124340112), we get a palindrome (62135466453126).

The spelling of 21104342113014 in words is "twenty-one trillion, one hundred four billion, three hundred forty-two million, one hundred thirteen thousand, fourteen".