22021345414 has 4 divisors (see below), whose sum is σ = 33032018124. Its totient is φ = 11010672706.

The previous prime is 22021345387. The next prime is 22021345417. The reversal of 22021345414 is 41454312022.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021345417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505336352 + ... + 5505336355.

It is an arithmetic number, because the mean of its divisors is an integer number (8258004531).

Almost surely, 2^22021345414 is an apocalyptic number.

22021345414 is a deficient number, since it is larger than the sum of its proper divisors (11010672710).

22021345414 is a wasteful number, since it uses less digits than its factorization.

22021345414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11010672709.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 22021345414 its reverse (41454312022), we get a palindrome (63475657436).

The spelling of 22021345414 in words is "twenty-two billion, twenty-one million, three hundred forty-five thousand, four hundred fourteen".