14444200203021 has 6 divisors (see below), whose sum is σ = 20863844737710. Its totient is φ = 9629466802008.

The previous prime is 14444200202989. The next prime is 14444200203029. The reversal of 14444200203021 is 12030200244441.

14444200203021 is a `hidden beast` number, since 14 + 4 + 4 + 420 + 0 + 203 + 0 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14444180302500 + 19900521 = 3800550^2 + 4461^2 .

It is not a de Polignac number, because 14444200203021 - 2⁵ = 14444200202989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14444200203029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 802455566826 + ... + 802455566843.

It is an arithmetic number, because the mean of its divisors is an integer number (3477307456285).

Almost surely, 2^{14444200203021} is an apocalyptic number.

It is an amenable number.

14444200203021 is a deficient number, since it is larger than the sum of its proper divisors (6419644534689).

14444200203021 is a wasteful number, since it uses less digits than its factorization.

14444200203021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604911133675 (or 1604911133672 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 14444200203021 its reverse (12030200244441), we get a palindrome (26474400447462).

The spelling of 14444200203021 in words is "fourteen trillion, four hundred forty-four billion, two hundred million, two hundred three thousand, twenty-one".