14010120021 has 4 divisors (see below), whose sum is σ = 18680160032. Its totient is φ = 9340080012.

The previous prime is 14010120017. The next prime is 14010120073. The reversal of 14010120021 is 12002101041.

It is a happy number.

14010120021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14010120021 - 2² = 14010120017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14010119979 and 14010120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14010120521) by changing a digit.

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, 2335020001 + ... + 2335020006.

It is an arithmetic number, because the mean of its divisors is an integer number (4670040008).

Almost surely, 2^14010120021 is an apocalyptic number.

It is an amenable number.

14010120021 is a deficient number, since it is larger than the sum of its proper divisors (4670040011).

14010120021 is an equidigital number, since it uses as much as digits as its factorization.

14010120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4670040010.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 14010120021 its reverse (12002101041), we get a palindrome (26012221062).

The spelling of 14010120021 in words is "fourteen billion, ten million, one hundred twenty thousand, twenty-one".