201122010000220 has 24 divisors (see below), whose sum is σ = 444585495790800. Its totient is φ = 76214656420992.

The previous prime is 201122010000209. The next prime is 201122010000281. The reversal of 201122010000220 is 22000010221102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 201122010000220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264634223305 + ... + 264634224064.

It is an arithmetic number, because the mean of its divisors is an integer number (18524395657950).

Almost surely, 2^{201122010000220} is an apocalyptic number.

201122010000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201122010000220 is an abundant number, since it is smaller than the sum of its proper divisors (243463485790580).

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

201122010000220 is a wasteful number, since it uses less digits than its factorization.

201122010000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529268447397 (or 529268447395 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201122010000220 its reverse (22000010221102), we get a palindrome (223122020221322).

The spelling of 201122010000220 in words is "two hundred one trillion, one hundred twenty-two billion, ten million, two hundred twenty", and thus it is an aban number.