112101212101201 has 4 divisors (see below), whose sum is σ = 113211125092404. Its totient is φ = 110991299110000.

The previous prime is 112101212101183. The next prime is 112101212101279. The reversal of 112101212101201 is 102101212101211.

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 74424007494225 + 37677204606976 = 8626935^2 + 6138176^2 .

It is a cyclic number.

It is not a de Polignac number, because 112101212101201 - 2²⁵ = 112101178546769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112101212111201) 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, 554956495450 + ... + 554956495651.

It is an arithmetic number, because the mean of its divisors is an integer number (28302781273101).

Almost surely, 2^{112101212101201} is an apocalyptic number.

It is an amenable number.

112101212101201 is a deficient number, since it is larger than the sum of its proper divisors (1109912991203).

112101212101201 is a wasteful number, since it uses less digits than its factorization.

112101212101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109912991202.

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

Adding to 112101212101201 its reverse (102101212101211), we get a palindrome (214202424202412).

The spelling of 112101212101201 in words is "one hundred twelve trillion, one hundred one billion, two hundred twelve million, one hundred one thousand, two hundred one".