100041112345 has 4 divisors (see below), whose sum is σ = 120049334820. Its totient is φ = 80032889872.

The previous prime is 100041112331. The next prime is 100041112349. The reversal of 100041112345 is 543211140001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543211140001 = 149 ⋅3645712349.

It can be written as a sum of positive squares in 2 ways, for example, as 33020704656 + 67020407689 = 181716^2 + 258883^2 .

It is a cyclic number.

It is not a de Polignac number, because 100041112345 - 2⁵ = 100041112313 is a prime.

It is a super-2 number, since 2×100041112345² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100041112349) 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, 10004111230 + ... + 10004111239.

It is an arithmetic number, because the mean of its divisors is an integer number (30012333705).

Almost surely, 2^100041112345 is an apocalyptic number.

It is an amenable number.

100041112345 is a deficient number, since it is larger than the sum of its proper divisors (20008222475).

100041112345 is an equidigital number, since it uses as much as digits as its factorization.

100041112345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20008222474.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 100041112345 its reverse (543211140001), we get a palindrome (643252252346).

The spelling of 100041112345 in words is "one hundred billion, forty-one million, one hundred twelve thousand, three hundred forty-five".