22232011020320 has 48 divisors (see below), whose sum is σ = 52526026891800. Its totient is φ = 8892313257984.

The previous prime is 22232011020277. The next prime is 22232011020437. The reversal of 22232011020320 is 2302011023222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21024095721616 + 1207915298704 = 4585204^2 + 1099052^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22232011020292 and 22232011020301.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 924197 + ... + 6731876.

Almost surely, 2^{22232011020320} is an apocalyptic number.

22232011020320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22232011020320 is an abundant number, since it is smaller than the sum of its proper divisors (30294015871480).

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

22232011020320 is a wasteful number, since it uses less digits than its factorization.

22232011020320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7674237 (or 7674229 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22232011020320 its reverse (2302011023222), we get a palindrome (24534022043542).

The spelling of 22232011020320 in words is "twenty-two trillion, two hundred thirty-two billion, eleven million, twenty thousand, three hundred twenty".