200001021101220 has 24 divisors (see below), whose sum is σ = 560002859083584. Its totient is φ = 53333605626976.

The previous prime is 200001021101207. The next prime is 200001021101221. The reversal of 200001021101220 is 22101120100002.

200001021101220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 200001021101196 and 200001021101205.

It is not an unprimeable number, because it can be changed into a prime (200001021101221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1666675175784 + ... + 1666675175903.

It is an arithmetic number, because the mean of its divisors is an integer number (23333452461816).

Almost surely, 2^{200001021101220} is an apocalyptic number.

200001021101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200001021101220 is an abundant number, since it is smaller than the sum of its proper divisors (360001837982364).

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

200001021101220 is a wasteful number, since it uses less digits than its factorization.

200001021101220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333350351699 (or 3333350351697 counting only the distinct ones).

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

Adding to 200001021101220 its reverse (22101120100002), we get a palindrome (222102141201222).

The spelling of 200001021101220 in words is "two hundred trillion, one billion, twenty-one million, one hundred one thousand, two hundred twenty".