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23031023017 is a prime number
BaseRepresentation
bin10101011100110000…
…011000010110101001
32012110001221012011111
4111130300120112221
5334131420214032
614325202430321
71443505315462
oct253460302651
965401835144
1023031023017
119849459522
1245690623a1
132230631992
141186a85d69
158ebddbc47
hex55cc185a9

23031023017 has 2 divisors, whose sum is σ = 23031023018. Its totient is φ = 23031023016.

The previous prime is 23031022999. The next prime is 23031023083. The reversal of 23031023017 is 71032013032.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19420094736 + 3610928281 = 139356^2 + 60091^2 .

It is a cyclic number.

It is not a de Polignac number, because 23031023017 - 223 = 23022634409 is a prime.

It is not a weakly prime, because it can be changed into another prime (23031023087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11515511508 + 11515511509.

It is an arithmetic number, because the mean of its divisors is an integer number (11515511509).

Almost surely, 223031023017 is an apocalyptic number.

It is an amenable number.

23031023017 is a deficient number, since it is larger than the sum of its proper divisors (1).

23031023017 is an equidigital number, since it uses as much as digits as its factorization.

23031023017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

Adding to 23031023017 its reverse (71032013032), we get a palindrome (94063036049).

The spelling of 23031023017 in words is "twenty-three billion, thirty-one million, twenty-three thousand, seventeen".