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230320301231 is a prime number
BaseRepresentation
bin1101011010000000101…
…0001110010010101111
3211000111102021120120002
43112200022032102233
512233143444114411
6253450243214515
722432360154456
oct3264012162257
9730442246502
10230320301231
1189750895299
123877997743b
1318946b6c617
14b20cca5b9d
155ed026c33b
hex35a028e4af

230320301231 has 2 divisors, whose sum is σ = 230320301232. Its totient is φ = 230320301230.

The previous prime is 230320301213. The next prime is 230320301347. The reversal of 230320301231 is 132103023032.

Together with previous prime (230320301213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230320301231 - 218 = 230320039087 is a prime.

It is a super-2 number, since 2×2303203012312 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230320301201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115160150615 + 115160150616.

It is an arithmetic number, because the mean of its divisors is an integer number (115160150616).

Almost surely, 2230320301231 is an apocalyptic number.

230320301231 is a deficient number, since it is larger than the sum of its proper divisors (1).

230320301231 is an equidigital number, since it uses as much as digits as its factorization.

230320301231 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 20.

Adding to 230320301231 its reverse (132103023032), we get a palindrome (362423324263).

The spelling of 230320301231 in words is "two hundred thirty billion, three hundred twenty million, three hundred one thousand, two hundred thirty-one".