100000201121200 has 60 divisors (see below), whose sum is σ = 242629200947088. Its totient is φ = 39604040032000.

The previous prime is 100000201121129. The next prime is 100000201121209. The reversal of 100000201121200 is 2121102000001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (100000201121209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1237585852 + ... + 1237666651.

Almost surely, 2^{100000201121200} is an apocalyptic number.

100000201121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100000201121200 is an abundant number, since it is smaller than the sum of its proper divisors (142628999825888).

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

100000201121200 is a wasteful number, since it uses less digits than its factorization.

100000201121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475252622 (or 2475252611 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100000201121200 its reverse (2121102000001), we get a palindrome (102121303121201).

The spelling of 100000201121200 in words is "one hundred trillion, two hundred one million, one hundred twenty-one thousand, two hundred".