14411422421 has 4 divisors (see below), whose sum is σ = 15721551744. Its totient is φ = 13101293100.

The previous prime is 14411422391. The next prime is 14411422453. The reversal of 14411422421 is 12422411441.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12422411441 = 11 ⋅1129310131.

It is a cyclic number.

It is not a de Polignac number, because 14411422421 - 2⁶ = 14411422357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14411422471) 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, 655064645 + ... + 655064666.

It is an arithmetic number, because the mean of its divisors is an integer number (3930387936).

Almost surely, 2^14411422421 is an apocalyptic number.

14411422421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14411422421 is a deficient number, since it is larger than the sum of its proper divisors (1310129323).

14411422421 is a wasteful number, since it uses less digits than its factorization.

14411422421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310129322.

The product of its digits is 2048, while the sum is 26.

Adding to 14411422421 its reverse (12422411441), we get a palindrome (26833833862).

The spelling of 14411422421 in words is "fourteen billion, four hundred eleven million, four hundred twenty-two thousand, four hundred twenty-one".