22201020213320 has 256 divisors, whose sum is σ = 54963397843200. Its totient is φ = 8021653401600.

The previous prime is 22201020213277. The next prime is 22201020213341. The reversal of 22201020213320 is 2331202010222.

It is a happy number.

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 = 22201020213292 and 22201020213301.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1657156862 + ... + 1657170258.

It is an arithmetic number, because the mean of its divisors is an integer number (214700772825).

Almost surely, 2^{22201020213320} is an apocalyptic number.

22201020213320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201020213320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27481698921600).

22201020213320 is an abundant number, since it is smaller than the sum of its proper divisors (32762377629880).

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

22201020213320 is a wasteful number, since it uses less digits than its factorization.

22201020213320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13888 (or 13884 counting only the distinct ones).

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

Adding to 22201020213320 its reverse (2331202010222), we get a palindrome (24532222223542).

The spelling of 22201020213320 in words is "twenty-two trillion, two hundred one billion, twenty million, two hundred thirteen thousand, three hundred twenty".