14401222441021 has 4 divisors (see below), whose sum is σ = 15509008782652. Its totient is φ = 13293436099392.

The previous prime is 14401222440959. The next prime is 14401222441037. The reversal of 14401222441021 is 12014422210441.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8338724659225 + 6062497781796 = 2887685^2 + 2462214^2 .

It is a cyclic number.

It is not a de Polignac number, because 14401222441021 - 2³⁵ = 14366862702653 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 (14401222441061) 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, 553893170796 + ... + 553893170821.

It is an arithmetic number, because the mean of its divisors is an integer number (3877252195663).

Almost surely, 2^{14401222441021} is an apocalyptic number.

It is an amenable number.

14401222441021 is a deficient number, since it is larger than the sum of its proper divisors (1107786341631).

14401222441021 is a wasteful number, since it uses less digits than its factorization.

14401222441021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107786341630.

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 14401222441021 its reverse (12014422210441), we get a palindrome (26415644651462).

The spelling of 14401222441021 in words is "fourteen trillion, four hundred one billion, two hundred twenty-two million, four hundred forty-one thousand, twenty-one".