100000001004 has 24 divisors (see below), whose sum is σ = 240860218368. Its totient is φ = 32258064720.

The previous prime is 100000000951. The next prime is 100000001009. The reversal of 100000001004 is 400100000001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a junction number, because it is equal to n+sod(n) for n = 100000000983 and 100000001001.

It is not an unprimeable number, because it can be changed into a prime (100000001009) 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, 134408232 + ... + 134408975.

It is an arithmetic number, because the mean of its divisors is an integer number (10035842432).

Almost surely, 2^100000001004 is an apocalyptic number.

It is an amenable number.

100000001004 is an abundant number, since it is smaller than the sum of its proper divisors (140860217364).

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

100000001004 is a wasteful number, since it uses less digits than its factorization.

100000001004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268817245 (or 268817243 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 100000001004 its reverse (400100000001), we get a palindrome (500100001005).

The spelling of 100000001004 in words is "one hundred billion, one thousand, four".