112201100211001 has 4 divisors (see below), whose sum is σ = 114040462509604. Its totient is φ = 110361737912400.

The previous prime is 112201100210939. The next prime is 112201100211047. The reversal of 112201100211001 is 100112001102211.

It is a happy number.

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 54400965241401 + 57800134969600 = 7375701^2 + 7602640^2 .

It is a cyclic number.

It is not a de Polignac number, because 112201100211001 - 2⁴³ = 103405007188793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112201100211901) 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, 919681149210 + ... + 919681149331.

It is an arithmetic number, because the mean of its divisors is an integer number (28510115627401).

Almost surely, 2^{112201100211001} is an apocalyptic number.

It is an amenable number.

112201100211001 is a deficient number, since it is larger than the sum of its proper divisors (1839362298603).

112201100211001 is an equidigital number, since it uses as much as digits as its factorization.

112201100211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839362298602.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112201100211001 its reverse (100112001102211), we get a palindrome (212313101313212).

The spelling of 112201100211001 in words is "one hundred twelve trillion, two hundred one billion, one hundred million, two hundred eleven thousand, one".