100001123192 has 8 divisors (see below), whose sum is σ = 187502106000. Its totient is φ = 50000561592.

The previous prime is 100001123191. The next prime is 100001123203. The reversal of 100001123192 is 291321100001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001123191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250070192 + ... + 6250070207.

It is an arithmetic number, because the mean of its divisors is an integer number (23437763250).

Almost surely, 2^100001123192 is an apocalyptic number.

It is an amenable number.

100001123192 is a deficient number, since it is larger than the sum of its proper divisors (87500982808).

100001123192 is a wasteful number, since it uses less digits than its factorization.

100001123192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12500140405 (or 12500140401 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 100001123192 its reverse (291321100001), we get a palindrome (391322223193).

The spelling of 100001123192 in words is "one hundred billion, one million, one hundred twenty-three thousand, one hundred ninety-two".