112123101 has 4 divisors (see below), whose sum is σ = 149497472. Its totient is φ = 74748732.

The previous prime is 112123097. The next prime is 112123111. The reversal of 112123101 is 101321211.

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 an emirpimes, since its reverse is a distinct semiprime: 101321211 = 3 ⋅33773737.

It is not a de Polignac number, because 112123101 - 2² = 112123097 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 (112123111) 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, 18687181 + ... + 18687186.

It is an arithmetic number, because the mean of its divisors is an integer number (37374368).

Almost surely, 2^112123101 is an apocalyptic number.

It is an amenable number.

112123101 is a deficient number, since it is larger than the sum of its proper divisors (37374371).

112123101 is an equidigital number, since it uses as much as digits as its factorization.

112123101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37374370.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 112123101 is about 10588.8196226019. The cubic root of 112123101 is about 482.2049899124.

Adding to 112123101 its reverse (101321211), we get a palindrome (213444312).

The spelling of 112123101 in words is "one hundred twelve million, one hundred twenty-three thousand, one hundred one".