200101222120100 has 72 divisors (see below), whose sum is σ = 496253121184128. Its totient is φ = 68605844313600.

The previous prime is 200101222120039. The next prime is 200101222120103. The reversal of 200101222120100 is 1021222101002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (200101222120103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227250284 + ... + 228129116.

Almost surely, 2^{200101222120100} is an apocalyptic number.

200101222120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101222120100 is an abundant number, since it is smaller than the sum of its proper divisors (296151899064028).

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

200101222120100 is a wasteful number, since it uses less digits than its factorization.

200101222120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204125 (or 1204118 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200101222120100 its reverse (1021222101002), we get a palindrome (201122444221102).

The spelling of 200101222120100 in words is "two hundred trillion, one hundred one billion, two hundred twenty-two million, one hundred twenty thousand, one hundred".