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201320322001 = 296942080069
BaseRepresentation
bin1011101101111110100…
…0000101001111010001
3201020122100200222210021
42323133220011033101
511244301000301001
6232252453103441
720354622334201
oct2733750051721
9636570628707
10201320322001
117841a089707
1233025927b81
1315ca4a20cb6
149a5b5b2401
15538432aba1
hex2edfa053d1

201320322001 has 4 divisors (see below), whose sum is σ = 208262402100. Its totient is φ = 194378241904.

The previous prime is 201320321941. The next prime is 201320322023. The reversal of 201320322001 is 100223023102.

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 74583610000 + 126736712001 = 273100^2 + 356001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-201320322001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201320322601) 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, 3471040006 + ... + 3471040063.

It is an arithmetic number, because the mean of its divisors is an integer number (52065600525).

Almost surely, 2201320322001 is an apocalyptic number.

It is an amenable number.

201320322001 is a deficient number, since it is larger than the sum of its proper divisors (6942080099).

201320322001 is an equidigital number, since it uses as much as digits as its factorization.

201320322001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6942080098.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 201320322001 its reverse (100223023102), we get a palindrome (301543345103).

The spelling of 201320322001 in words is "two hundred one billion, three hundred twenty million, three hundred twenty-two thousand, one".

Divisors: 1 29 6942080069 201320322001