22330330322440 has 64 divisors (see below), whose sum is σ = 57503948088960. Its totient is φ = 7645033428480.

The previous prime is 22330330322437. The next prime is 22330330322471. The reversal of 22330330322440 is 4422303303322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57513597 + ... + 57900556.

It is an arithmetic number, because the mean of its divisors is an integer number (898499188890).

Almost surely, 2^{22330330322440} is an apocalyptic number.

22330330322440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22330330322440 is an abundant number, since it is smaller than the sum of its proper divisors (35173617766520).

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

22330330322440 is a wasteful number, since it uses less digits than its factorization.

22330330322440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115414862 (or 115414858 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 22330330322440 its reverse (4422303303322), we get a palindrome (26752633625762).

The spelling of 22330330322440 in words is "twenty-two trillion, three hundred thirty billion, three hundred thirty million, three hundred twenty-two thousand, four hundred forty".