14403222021 has 32 divisors (see below), whose sum is σ = 19752265728. Its totient is φ = 9332706240.

The previous prime is 14403222017. The next prime is 14403222049. The reversal of 14403222021 is 12022230441.

It is not a de Polignac number, because 14403222021 - 2² = 14403222017 is a prime.

It is a super-3 number, since 3×14403222021³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14403222221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6437515 + ... + 6439751.

It is an arithmetic number, because the mean of its divisors is an integer number (617258304).

Almost surely, 2^14403222021 is an apocalyptic number.

It is an amenable number.

14403222021 is a deficient number, since it is larger than the sum of its proper divisors (5349043707).

14403222021 is a wasteful number, since it uses less digits than its factorization.

14403222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 14403222021 its reverse (12022230441), we get a palindrome (26425452462).

The spelling of 14403222021 in words is "fourteen billion, four hundred three million, two hundred twenty-two thousand, twenty-one".