14430340401021 has 6 divisors (see below), whose sum is σ = 20843825023710. Its totient is φ = 9620226934008.

The previous prime is 14430340400981. The next prime is 14430340401107. The reversal of 14430340401021 is 12010404303441.

It can be written as a sum of positive squares in only one way, i.e., 14050397604996 + 379942796025 = 3748386^2 + 616395^2 .

It is not a de Polignac number, because 14430340401021 - 2¹⁴ = 14430340384637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14430340401721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 801685577826 + ... + 801685577843.

It is an arithmetic number, because the mean of its divisors is an integer number (3473970837285).

Almost surely, 2^{14430340401021} is an apocalyptic number.

It is an amenable number.

14430340401021 is a deficient number, since it is larger than the sum of its proper divisors (6413484622689).

14430340401021 is a wasteful number, since it uses less digits than its factorization.

14430340401021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603371155675 (or 1603371155672 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 14430340401021 its reverse (12010404303441), we get a palindrome (26440744704462).

The spelling of 14430340401021 in words is "fourteen trillion, four hundred thirty billion, three hundred forty million, four hundred one thousand, twenty-one".