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100009100001 = 333336366667
BaseRepresentation
bin101110100100100000…
…0011100001011100001
3100120010210202200002210
41131021000130023201
53114304312200001
6113535450032333
710140214216056
oct1351100341341
9316123680083
10100009100001
1139460591068
1217470a186a9
13957a677765
144baa34d02d
152904e35dd6
hex174901c2e1

100009100001 has 4 divisors (see below), whose sum is σ = 133345466672. Its totient is φ = 66672733332.

The previous prime is 100009099921. The next prime is 100009100027. The reversal of 100009100001 is 100001900001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100001900001 = 333333966667.

It is not a de Polignac number, because 100009100001 - 27 = 100009099873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100009100001.

It is not an unprimeable number, because it can be changed into a prime (100009100041) 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, 16668183331 + ... + 16668183336.

It is an arithmetic number, because the mean of its divisors is an integer number (33336366668).

Almost surely, 2100009100001 is an apocalyptic number.

It is an amenable number.

100009100001 is a deficient number, since it is larger than the sum of its proper divisors (33336366671).

100009100001 is an equidigital number, since it uses as much as digits as its factorization.

100009100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33336366670.

The product of its (nonzero) digits is 9, while the sum is 12.

The spelling of 100009100001 in words is "one hundred billion, nine million, one hundred thousand, one".

Divisors: 1 3 33336366667 100009100001