200001201101220 has 96 divisors (see below), whose sum is σ = 561317138403840. Its totient is φ = 53208541163520.

The previous prime is 200001201101179. The next prime is 200001201101231. The reversal of 200001201101220 is 22101102100002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200001201101196 and 200001201101205.

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, 800292885 + ... + 800542755.

It is an arithmetic number, because the mean of its divisors is an integer number (5847053525040).

Almost surely, 2^{200001201101220} is an apocalyptic number.

200001201101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200001201101220 is an abundant number, since it is smaller than the sum of its proper divisors (361315937302620).

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

200001201101220 is a wasteful number, since it uses less digits than its factorization.

200001201101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281125 (or 281123 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200001201101220 its reverse (22101102100002), we get a palindrome (222102303201222).

The spelling of 200001201101220 in words is "two hundred trillion, one billion, two hundred one million, one hundred one thousand, two hundred twenty".