100021201120200 has 48 divisors (see below), whose sum is σ = 310065723474480. Its totient is φ = 26672320298560.

The previous prime is 100021201120151. The next prime is 100021201120201. The reversal of 100021201120200 is 2021102120001.

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

It is not an unprimeable number, because it can be changed into a prime (100021201120201) 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, 83351000334 + ... + 83351001533.

It is an arithmetic number, because the mean of its divisors is an integer number (6459702572385).

Almost surely, 2^{100021201120200} is an apocalyptic number.

100021201120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100021201120200 is an abundant number, since it is smaller than the sum of its proper divisors (210044522354280).

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

100021201120200 is a wasteful number, since it uses less digits than its factorization.

100021201120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166702001886 (or 166702001877 counting only the distinct ones).

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

Adding to 100021201120200 its reverse (2021102120001), we get a palindrome (102042303240201).

The spelling of 100021201120200 in words is "one hundred trillion, twenty-one billion, two hundred one million, one hundred twenty thousand, two hundred".