100012313124 has 36 divisors (see below), whose sum is σ = 255854800656. Its totient is φ = 32935780848.

The previous prime is 100012313123. The next prime is 100012313197. The reversal of 100012313124 is 421313210001.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100012313097 and 100012313106.

It is not an unprimeable number, because it can be changed into a prime (100012313123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16732674 + ... + 16738649.

It is an arithmetic number, because the mean of its divisors is an integer number (7107077796).

Almost surely, 2^100012313124 is an apocalyptic number.

It is an amenable number.

100012313124 is an abundant number, since it is smaller than the sum of its proper divisors (155842487532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100012313124 is a wasteful number, since it uses less digits than its factorization.

100012313124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33471416 (or 33471411 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 100012313124 its reverse (421313210001), we get a palindrome (521325523125).

The spelling of 100012313124 in words is "one hundred billion, twelve million, three hundred thirteen thousand, one hundred twenty-four".