22014423121 has 4 divisors (see below), whose sum is σ = 22014720000. Its totient is φ = 22014126244.

The previous prime is 22014423083. The next prime is 22014423143. The reversal of 22014423121 is 12132441022.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22014423121 - 2⁷ = 22014422993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22014423092 and 22014423101.

It is not an unprimeable number, because it can be changed into a prime (22014423181) 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, 67560 + ... + 220438.

It is an arithmetic number, because the mean of its divisors is an integer number (5503680000).

Almost surely, 2^22014423121 is an apocalyptic number.

It is an amenable number.

22014423121 is a deficient number, since it is larger than the sum of its proper divisors (296879).

22014423121 is a wasteful number, since it uses less digits than its factorization.

22014423121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296878.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22014423121 its reverse (12132441022), we get a palindrome (34146864143).

The spelling of 22014423121 in words is "twenty-two billion, fourteen million, four hundred twenty-three thousand, one hundred twenty-one".