22014041021 has 16 divisors (see below), whose sum is σ = 25245141504. Its totient is φ = 18804576384.

The previous prime is 22014041017. The next prime is 22014041029. The reversal of 22014041021 is 12014041022.

It is a cyclic number.

It is not a de Polignac number, because 22014041021 - 2² = 22014041017 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 (22014041029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5991641 + ... + 5995313.

It is an arithmetic number, because the mean of its divisors is an integer number (1577821344).

Almost surely, 2^22014041021 is an apocalyptic number.

It is an amenable number.

22014041021 is a deficient number, since it is larger than the sum of its proper divisors (3231100483).

22014041021 is a wasteful number, since it uses less digits than its factorization.

22014041021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22014041021 its reverse (12014041022), we get a palindrome (34028082043).

Subtracting from 22014041021 its reverse (12014041022), we obtain a palindrome (9999999999).

The spelling of 22014041021 in words is "twenty-two billion, fourteen million, forty-one thousand, twenty-one".