22271122560 has 64 divisors (see below), whose sum is σ = 70989209280. Its totient is φ = 5938965504.

The previous prime is 22271122499. The next prime is 22271122591. The reversal of 22271122560 is 6522117222.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 5797852 + ... + 5801691.

It is an arithmetic number, because the mean of its divisors is an integer number (1109206395).

Almost surely, 2^22271122560 is an apocalyptic number.

22271122560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22271122560 is an abundant number, since it is smaller than the sum of its proper divisors (48718086720).

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

22271122560 is a wasteful number, since it uses less digits than its factorization.

22271122560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11599565 (or 11599553 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

Adding to 22271122560 its reverse (6522117222), we get a palindrome (28793239782).

The spelling of 22271122560 in words is "twenty-two billion, two hundred seventy-one million, one hundred twenty-two thousand, five hundred sixty".