100112221201 has 4 divisors (see below), whose sum is σ = 100115366400. Its totient is φ = 100109076004.

The previous prime is 100112221177. The next prime is 100112221229. The reversal of 100112221201 is 102122211001.

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 100112221201 - 2⁵ = 100112221169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100112221271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1524361 + ... + 1588678.

It is an arithmetic number, because the mean of its divisors is an integer number (25028841600).

Almost surely, 2^100112221201 is an apocalyptic number.

It is an amenable number.

100112221201 is a deficient number, since it is larger than the sum of its proper divisors (3145199).

100112221201 is an equidigital number, since it uses as much as digits as its factorization.

100112221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145198.

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

Adding to 100112221201 its reverse (102122211001), we get a palindrome (202234432202).

The spelling of 100112221201 in words is "one hundred billion, one hundred twelve million, two hundred twenty-one thousand, two hundred one".