100220110102201 has 4 divisors (see below), whose sum is σ = 100220490084132. Its totient is φ = 100219730120272.

The previous prime is 100220110102193. The next prime is 100220110102237. The reversal of 100220110102201 is 102201011022001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28904601690000 + 71315508412201 = 5376300^2 + 8444851^2 .

It is a cyclic number.

It is not a de Polignac number, because 100220110102201 - 2³ = 100220110102193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220110102271) 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, 189595066 + ... + 190122931.

It is an arithmetic number, because the mean of its divisors is an integer number (25055122521033).

Almost surely, 2^{100220110102201} is an apocalyptic number.

It is an amenable number.

100220110102201 is a deficient number, since it is larger than the sum of its proper divisors (379981931).

100220110102201 is an equidigital number, since it uses as much as digits as its factorization.

100220110102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379981930.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100220110102201 its reverse (102201011022001), we get a palindrome (202421121124202).

The spelling of 100220110102201 in words is "one hundred trillion, two hundred twenty billion, one hundred ten million, one hundred two thousand, two hundred one".