100021100211200 has 132 divisors (see below), whose sum is σ = 283349953905072. Its totient is φ = 34292948582400.

The previous prime is 100021100211187. The next prime is 100021100211301. The reversal of 100021100211200 is 2112001120001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278897531 + ... + 279255930.

Almost surely, 2^{100021100211200} is an apocalyptic number.

100021100211200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100021100211200 is an abundant number, since it is smaller than the sum of its proper divisors (183328853693872).

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

100021100211200 is an equidigital number, since it uses as much as digits as its factorization.

100021100211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558153498 (or 558153475 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100021100211200 its reverse (2112001120001), we get a palindrome (102133101331201).

The spelling of 100021100211200 in words is "one hundred trillion, twenty-one billion, one hundred million, two hundred eleven thousand, two hundred".