100200012201020 has 96 divisors (see below), whose sum is σ = 212029355317248. Its totient is φ = 39774308493312.

The previous prime is 100200012200957. The next prime is 100200012201049. The reversal of 100200012201020 is 20102210002001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100200012200992 and 100200012201010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6249602924 + ... + 6249618956.

It is an arithmetic number, because the mean of its divisors is an integer number (2208639117888).

Almost surely, 2^{100200012201020} is an apocalyptic number.

100200012201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100200012201020 is an abundant number, since it is smaller than the sum of its proper divisors (111829343116228).

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

100200012201020 is a wasteful number, since it uses less digits than its factorization.

100200012201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19179 (or 19177 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100200012201020 its reverse (20102210002001), we get a palindrome (120302222203021).

The spelling of 100200012201020 in words is "one hundred trillion, two hundred billion, twelve million, two hundred one thousand, twenty".