14001222400421 has 8 divisors (see below), whose sum is σ = 14210259314784. Its totient is φ = 13792187352240.

The previous prime is 14001222400313. The next prime is 14001222400423. The reversal of 14001222400421 is 12400422210041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14001222400421 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 (14001222400423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24741566 + ... + 25301136.

It is an arithmetic number, because the mean of its divisors is an integer number (1776282414348).

Almost surely, 2^{14001222400421} is an apocalyptic number.

It is an amenable number.

14001222400421 is a deficient number, since it is larger than the sum of its proper divisors (209036914363).

14001222400421 is an equidigital number, since it uses as much as digits as its factorization.

14001222400421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933091.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 14001222400421 its reverse (12400422210041), we get a palindrome (26401644610462).

The spelling of 14001222400421 in words is "fourteen trillion, one billion, two hundred twenty-two million, four hundred thousand, four hundred twenty-one".