21107007114 has 8 divisors (see below), whose sum is σ = 42214014240. Its totient is φ = 7035669036.

The previous prime is 21107007073. The next prime is 21107007121. The reversal of 21107007114 is 41170070112.

It is a sphenic number, since it is the product of 3 distinct primes.

21107007114 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1758917254 + ... + 1758917265.

It is an arithmetic number, because the mean of its divisors is an integer number (5276751780).

Almost surely, 2^21107007114 is an apocalyptic number.

21107007114 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21107007114 is a wasteful number, since it uses less digits than its factorization.

21107007114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3517834524.

The product of its (nonzero) digits is 392, while the sum is 24.

Adding to 21107007114 its reverse (41170070112), we get a palindrome (62277077226).

The spelling of 21107007114 in words is "twenty-one billion, one hundred seven million, seven thousand, one hundred fourteen".