100200021001201 has 4 divisors (see below), whose sum is σ = 109309113819504. Its totient is φ = 91090928182900.

The previous prime is 100200021001193. The next prime is 100200021001231. The reversal of 100200021001201 is 102100120002001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100200021001201 - 2³ = 100200021001193 is a prime.

It is a super-2 number, since 2×100200021001201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100200021001231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4554546409135 + ... + 4554546409156.

It is an arithmetic number, because the mean of its divisors is an integer number (27327278454876).

Almost surely, 2^{100200021001201} is an apocalyptic number.

100200021001201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100200021001201 is a deficient number, since it is larger than the sum of its proper divisors (9109092818303).

100200021001201 is an equidigital number, since it uses as much as digits as its factorization.

100200021001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109092818302.

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

Adding to 100200021001201 its reverse (102100120002001), we get a palindrome (202300141003202).

The spelling of 100200021001201 in words is "one hundred trillion, two hundred billion, twenty-one million, one thousand, two hundred one".