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201001303103213 = 1016229319491397
BaseRepresentation
bin101101101100111101000011…
…010001010101011011101101
3222100200112111102001222121102
4231230331003101111123231
5202321201132043300323
61551254420210012445
760223602445260344
oct5554750321253355
9870615442058542
10201001303103213
11590551a0565a48
121a663495877125
13882045950acc2
14378c72d158b5b
151838789e0a328
hexb6cf434556ed

201001303103213 has 8 divisors (see below), whose sum is σ = 203024003773080. Its totient is φ = 198979241428800.

The previous prime is 201001303103203. The next prime is 201001303103233. The reversal of 201001303103213 is 312301303100102.

It can be written as a sum of positive squares in 4 ways, for example, as 128851262505289 + 72150040597924 = 11351267^2 + 8494118^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 201001303103213 - 210 = 201001303102189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001303103203) 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, 159116570 + ... + 160374827.

It is an arithmetic number, because the mean of its divisors is an integer number (25378000471635).

Almost surely, 2201001303103213 is an apocalyptic number.

It is an amenable number.

201001303103213 is a deficient number, since it is larger than the sum of its proper divisors (2022700669867).

201001303103213 is a wasteful number, since it uses less digits than its factorization.

201001303103213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319497727.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 201001303103213 its reverse (312301303100102), we get a palindrome (513302606203315).

The spelling of 201001303103213 in words is "two hundred one trillion, one billion, three hundred three million, one hundred three thousand, two hundred thirteen".

Divisors: 1 101 6229 629129 319491397 32268631097 1990111911913 201001303103213