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200023130201 = 1091835074589
BaseRepresentation
bin1011101001001001001…
…1101100000001011001
3201010021221210211011112
42322102103230001121
511234121410131301
6231520033510105
720310521360666
oct2722223540131
9633257724145
10200023130201
117791392a274
1232923412335
1315b2905a29b
1499771c2a6d
15530a4e29bb
hex2e924ec059

200023130201 has 4 divisors (see below), whose sum is σ = 201858204900. Its totient is φ = 198188055504.

The previous prime is 200023130191. The next prime is 200023130221. The reversal of 200023130201 is 102031320002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102031320002 = 251015660001.

It can be written as a sum of positive squares in 2 ways, for example, as 146245056400 + 53778073801 = 382420^2 + 231901^2 .

It is a cyclic number.

It is not a de Polignac number, because 200023130201 - 26 = 200023130137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200023130221) 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, 917537186 + ... + 917537403.

It is an arithmetic number, because the mean of its divisors is an integer number (50464551225).

Almost surely, 2200023130201 is an apocalyptic number.

It is an amenable number.

200023130201 is a deficient number, since it is larger than the sum of its proper divisors (1835074699).

200023130201 is a wasteful number, since it uses less digits than its factorization.

200023130201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835074698.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 200023130201 its reverse (102031320002), we get a palindrome (302054450203).

The spelling of 200023130201 in words is "two hundred billion, twenty-three million, one hundred thirty thousand, two hundred one".

Divisors: 1 109 1835074589 200023130201