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2223103109 is a prime number
BaseRepresentation
bin1000010010000001…
…1101110010000101
312201221011100011012
42010200131302011
514023103244414
61004332452005
7106043031113
oct20440356205
95657140135
102223103109
11a4097a2a7
1252061a005
13295760336
14171372ab3
15d028233e
hex8481dc85

2223103109 has 2 divisors, whose sum is σ = 2223103110. Its totient is φ = 2223103108.

The previous prime is 2223103063. The next prime is 2223103121. The reversal of 2223103109 is 9013013222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1516713025 + 706390084 = 38945^2 + 26578^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223103109 - 28 = 2223102853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223103159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111551554 + 1111551555.

It is an arithmetic number, because the mean of its divisors is an integer number (1111551555).

Almost surely, 22223103109 is an apocalyptic number.

It is an amenable number.

2223103109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223103109 is an equidigital number, since it uses as much as digits as its factorization.

2223103109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2223103109 is about 47149.7943685866. The cubic root of 2223103109 is about 1305.1282853683.

The spelling of 2223103109 in words is "two billion, two hundred twenty-three million, one hundred three thousand, one hundred nine".