112001103 has 32 divisors (see below), whose sum is σ = 172574400. Its totient is φ = 71705088.

The previous prime is 112001069. The next prime is 112001107. The reversal of 112001103 is 301100211.

It is not a de Polignac number, because 112001103 - 2⁶ = 112001039 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 (112001107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244851 + ... + 245307.

It is an arithmetic number, because the mean of its divisors is an integer number (5392950).

Almost surely, 2^112001103 is an apocalyptic number.

112001103 is a deficient number, since it is larger than the sum of its proper divisors (60573297).

112001103 is a wasteful number, since it uses less digits than its factorization.

112001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 112001103 is about 10583.0573559818. The cubic root of 112001103 is about 482.0300352030.

Adding to 112001103 its reverse (301100211), we get a palindrome (413101314).

The spelling of 112001103 in words is "one hundred twelve million, one thousand, one hundred three".