112001002101 has 40 divisors (see below), whose sum is σ = 174631343040. Its totient is φ = 71401765248.

The previous prime is 112001002093. The next prime is 112001002123. The reversal of 112001002101 is 101200100211.

It is a happy number.

It is not a de Polignac number, because 112001002101 - 2³ = 112001002093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001002151) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10880365 + ... + 10890653.

It is an arithmetic number, because the mean of its divisors is an integer number (4365783576).

Almost surely, 2^112001002101 is an apocalyptic number.

It is an amenable number.

112001002101 is a deficient number, since it is larger than the sum of its proper divisors (62630340939).

112001002101 is a wasteful number, since it uses less digits than its factorization.

112001002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16167 (or 16158 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 112001002101 its reverse (101200100211), we get a palindrome (213201102312).

It can be divided in two parts, 11200100210 and 1, that added together give a palindrome (11200100211).

The spelling of 112001002101 in words is "one hundred twelve billion, one million, two thousand, one hundred one".