22023135344 has 40 divisors (see below), whose sum is σ = 49238991360. Its totient is φ = 9346845888.

The previous prime is 22023135341. The next prime is 22023135389. The reversal of 22023135344 is 44353132022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22023135341) 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, 943004 + ... + 966075.

It is an arithmetic number, because the mean of its divisors is an integer number (1230974784).

Almost surely, 2^22023135344 is an apocalyptic number.

It is an amenable number.

22023135344 is an abundant number, since it is smaller than the sum of its proper divisors (27215856016).

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

22023135344 is a wasteful number, since it uses less digits than its factorization.

22023135344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909197 (or 1909191 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 22023135344 its reverse (44353132022), we get a palindrome (66376267366).

The spelling of 22023135344 in words is "twenty-two billion, twenty-three million, one hundred thirty-five thousand, three hundred forty-four".