100020221200101 has 4 divisors (see below), whose sum is σ = 133360294933472. Its totient is φ = 66680147466732.

The previous prime is 100020221200093. The next prime is 100020221200111. The reversal of 100020221200101 is 101002122020001.

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 not a de Polignac number, because 100020221200101 - 2³ = 100020221200093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020221200111) 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, 16670036866681 + ... + 16670036866686.

It is an arithmetic number, because the mean of its divisors is an integer number (33340073733368).

Almost surely, 2^{100020221200101} is an apocalyptic number.

It is an amenable number.

100020221200101 is a deficient number, since it is larger than the sum of its proper divisors (33340073733371).

100020221200101 is an equidigital number, since it uses as much as digits as its factorization.

100020221200101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33340073733370.

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

Adding to 100020221200101 its reverse (101002122020001), we get a palindrome (201022343220102).

The spelling of 100020221200101 in words is "one hundred trillion, twenty billion, two hundred twenty-one million, two hundred thousand, one hundred one".