22010220221000 has 128 divisors (see below), whose sum is σ = 56190084687360. Its totient is φ = 8003147328000.

The previous prime is 22010220220999. The next prime is 22010220221039. The reversal of 22010220221000 is 12202201022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173989772 + ... + 174116228.

It is an arithmetic number, because the mean of its divisors is an integer number (438985036620).

Almost surely, 2^{22010220221000} is an apocalyptic number.

22010220221000 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 22010220221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28095042343680).

22010220221000 is an abundant number, since it is smaller than the sum of its proper divisors (34179864466360).

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

22010220221000 is a wasteful number, since it uses less digits than its factorization.

22010220221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142312 (or 142298 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22010220221000 its reverse (12202201022), we get a palindrome (22022422422022).

The spelling of 22010220221000 in words is "twenty-two trillion, ten billion, two hundred twenty million, two hundred twenty-one thousand".