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200201212100909 is a prime number
BaseRepresentation
bin101101100001010011111010…
…001000011000000100101101
3222020212001022200200211221002
4231201103322020120010231
5202220044040244212114
61545443100035050045
760112026445046435
oct5541237210300455
9866761280624832
10200201212100909
1158876947aa5938
121a554404a40925
138792b7c74b416
143761b0caa52c5
151822a5db3e7de
hexb614fa21812d

200201212100909 has 2 divisors, whose sum is σ = 200201212100910. Its totient is φ = 200201212100908.

The previous prime is 200201212100863. The next prime is 200201212101029. The reversal of 200201212100909 is 909001212102002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157934440436809 + 42266771664100 = 12567197^2 + 6501290^2 .

It is a cyclic number.

It is not a de Polignac number, because 200201212100909 - 220 = 200201211052333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200201212100509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100606050454 + 100100606050455.

It is an arithmetic number, because the mean of its divisors is an integer number (100100606050455).

Almost surely, 2200201212100909 is an apocalyptic number.

It is an amenable number.

200201212100909 is a deficient number, since it is larger than the sum of its proper divisors (1).

200201212100909 is an equidigital number, since it uses as much as digits as its factorization.

200201212100909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 200201212100909 in words is "two hundred trillion, two hundred one billion, two hundred twelve million, one hundred thousand, nine hundred nine".