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10111200001 = 72949808867
BaseRepresentation
bin10010110101010110…
…01010101100000001
3222002200000011211221
421122223022230001
5131201431400001
64351154035041
7505364532130
oct113253125401
928080004757
1010111200001
114319566241
121b62278a81
13c51a52aa6
146bcc2b917
153e2a261a1
hex25aacab01

10111200001 has 8 divisors (see below), whose sum is σ = 11954128320. Its totient is φ = 8367889488.

The previous prime is 10111199981. The next prime is 10111200013. The reversal of 10111200001 is 10000211101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10111200001 - 27 = 10111199873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111200061) 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, 24904231 + ... + 24904636.

It is an arithmetic number, because the mean of its divisors is an integer number (1494266040).

Almost surely, 210111200001 is an apocalyptic number.

It is an amenable number.

10111200001 is a deficient number, since it is larger than the sum of its proper divisors (1842928319).

10111200001 is an equidigital number, since it uses as much as digits as its factorization.

10111200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49808903.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10111200001 its reverse (10000211101), we get a palindrome (20111411102).

The spelling of 10111200001 in words is "ten billion, one hundred eleven million, two hundred thousand, one".

Divisors: 1 7 29 203 49808867 348662069 1444457143 10111200001