14221007207 has 4 divisors (see below), whose sum is σ = 15513826056. Its totient is φ = 12928188360.

The previous prime is 14221007191. The next prime is 14221007219. The reversal of 14221007207 is 70270012241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14221007207 - 2⁴ = 14221007191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14221004207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646409408 + ... + 646409429.

It is an arithmetic number, because the mean of its divisors is an integer number (3878456514).

Almost surely, 2^14221007207 is an apocalyptic number.

14221007207 is a deficient number, since it is larger than the sum of its proper divisors (1292818849).

14221007207 is a wasteful number, since it uses less digits than its factorization.

14221007207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292818848.

The product of its (nonzero) digits is 1568, while the sum is 26.

Adding to 14221007207 its reverse (70270012241), we get a palindrome (84491019448).

The spelling of 14221007207 in words is "fourteen billion, two hundred twenty-one million, seven thousand, two hundred seven".