100112001 has 8 divisors (see below), whose sum is σ = 145617504. Its totient is φ = 60673920.

The previous prime is 100111961. The next prime is 100112009. The reversal of 100112001 is 100211001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100112001 - 2⁶ = 100111937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100112009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1516816 + ... + 1516881.

It is an arithmetic number, because the mean of its divisors is an integer number (18202188).

Almost surely, 2^100112001 is an apocalyptic number.

100112001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100112001 is a deficient number, since it is larger than the sum of its proper divisors (45505503).

100112001 is a wasteful number, since it uses less digits than its factorization.

100112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033711.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 100112001 is about 10005.5984828495. The cubic root of 100112001 is about 464.3321062372.

Adding to 100112001 its reverse (100211001), we get a palindrome (200323002).

It can be divided in two parts, 100 and 112001, that added together give a triangular number (112101 = T₄₇₃).

The spelling of 100112001 in words is "one hundred million, one hundred twelve thousand, one".