14003421202221 has 16 divisors (see below), whose sum is σ = 20375947545408. Its totient is φ = 8483865737600.

The previous prime is 14003421202171. The next prime is 14003421202297. The reversal of 14003421202221 is 12220212430041.

It is not a de Polignac number, because 14003421202221 - 2¹⁰ = 14003421201197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14003421202191 and 14003421202200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14003421202021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76312050 + ... + 76495331.

It is an arithmetic number, because the mean of its divisors is an integer number (1273496721588).

Almost surely, 2^{14003421202221} is an apocalyptic number.

14003421202221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14003421202221 is a deficient number, since it is larger than the sum of its proper divisors (6372526343187).

14003421202221 is a wasteful number, since it uses less digits than its factorization.

14003421202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152810172.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 14003421202221 its reverse (12220212430041), we get a palindrome (26223633632262).

The spelling of 14003421202221 in words is "fourteen trillion, three billion, four hundred twenty-one million, two hundred two thousand, two hundred twenty-one".