112100101121 has 4 divisors (see below), whose sum is σ = 112100858544. Its totient is φ = 112099343700.

The previous prime is 112100101117. The next prime is 112100101147. The reversal of 112100101121 is 121101001211.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 112100101121 - 2² = 112100101117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112100101111) 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, 76115 + ... + 479576.

It is an arithmetic number, because the mean of its divisors is an integer number (28025214636).

Almost surely, 2^112100101121 is an apocalyptic number.

It is an amenable number.

112100101121 is a deficient number, since it is larger than the sum of its proper divisors (757423).

112100101121 is an equidigital number, since it uses as much as digits as its factorization.

112100101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757422.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 112100101121 its reverse (121101001211), we get a palindrome (233201102332).

The spelling of 112100101121 in words is "one hundred twelve billion, one hundred million, one hundred one thousand, one hundred twenty-one".