112021100101 has 4 divisors (see below), whose sum is σ = 112186567692. Its totient is φ = 111855632512.

The previous prime is 112021100089. The next prime is 112021100123. The reversal of 112021100101 is 101001120211.

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 80647480225 + 31373619876 = 283985^2 + 177126^2 .

It is a cyclic number.

It is not a de Polignac number, because 112021100101 - 2⁵ = 112021100069 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 (112021100141) 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, 82732780 + ... + 82734133.

It is an arithmetic number, because the mean of its divisors is an integer number (28046641923).

Almost surely, 2^112021100101 is an apocalyptic number.

It is an amenable number.

112021100101 is a deficient number, since it is larger than the sum of its proper divisors (165467591).

112021100101 is an equidigital number, since it uses as much as digits as its factorization.

112021100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165467590.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 112021100101 its reverse (101001120211), we get a palindrome (213022220312).

The spelling of 112021100101 in words is "one hundred twelve billion, twenty-one million, one hundred thousand, one hundred one".