14211340402021 has 4 divisors (see below), whose sum is σ = 16241531888032. Its totient is φ = 12181148916012.

The previous prime is 14211340402009. The next prime is 14211340402027. The reversal of 14211340402021 is 12020404311241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14211340402021 - 2⁷ = 14211340401893 is a prime.

It is a super-2 number, since 2×14211340402021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14211340402027) 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, 1015095742995 + ... + 1015095743008.

It is an arithmetic number, because the mean of its divisors is an integer number (4060382972008).

Almost surely, 2^{14211340402021} is an apocalyptic number.

It is an amenable number.

14211340402021 is a deficient number, since it is larger than the sum of its proper divisors (2030191486011).

14211340402021 is an equidigital number, since it uses as much as digits as its factorization.

14211340402021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030191486010.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 14211340402021 its reverse (12020404311241), we get a palindrome (26231744713262).

The spelling of 14211340402021 in words is "fourteen trillion, two hundred eleven billion, three hundred forty million, four hundred two thousand, twenty-one".