22013420334 has 16 divisors (see below), whose sum is σ = 44194246272. Its totient is φ = 7309905848.

The previous prime is 22013420333. The next prime is 22013420419. The reversal of 22013420334 is 43302431022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013420333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6973524 + ... + 6976679.

It is an arithmetic number, because the mean of its divisors is an integer number (2762140392).

Almost surely, 2^22013420334 is an apocalyptic number.

22013420334 is an abundant number, since it is smaller than the sum of its proper divisors (22180825938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22013420334 is a wasteful number, since it uses less digits than its factorization.

22013420334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13950471.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22013420334 its reverse (43302431022), we get a palindrome (65315851356).

The spelling of 22013420334 in words is "twenty-two billion, thirteen million, four hundred twenty thousand, three hundred thirty-four".