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101201100001 = 531909454717
BaseRepresentation
bin101111001000000001…
…1100011110011100001
3100200012212201112200221
41132100003203303201
53124224440200001
6114254030443041
710211600104531
oct1362003436341
9320185645627
10101201100001
1139a12423331
1217744063481
13970a5ca7c1
144c807994c1
1529748e11a1
hex17900e3ce1

101201100001 has 4 divisors (see below), whose sum is σ = 103110554772. Its totient is φ = 99291645232.

The previous prime is 101201099969. The next prime is 101201100019. The reversal of 101201100001 is 100001102101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34688690001 + 66512410000 = 186249^2 + 257900^2 .

It is a cyclic number.

It is not a de Polignac number, because 101201100001 - 25 = 101201099969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101201100071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 954727306 + ... + 954727411.

It is an arithmetic number, because the mean of its divisors is an integer number (25777638693).

Almost surely, 2101201100001 is an apocalyptic number.

It is an amenable number.

101201100001 is a deficient number, since it is larger than the sum of its proper divisors (1909454771).

101201100001 is an equidigital number, since it uses as much as digits as its factorization.

101201100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909454770.

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

Adding to 101201100001 its reverse (100001102101), we get a palindrome (201202202102).

The spelling of 101201100001 in words is "one hundred one billion, two hundred one million, one hundred thousand, one".

Divisors: 1 53 1909454717 101201100001