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2312112233 is a prime number
BaseRepresentation
bin1000100111010000…
…0000100001101001
312222010122110201102
42021310000201221
514213400042413
61021232331145
7111203425664
oct21164004151
95863573642
102312112233
11a87144162
125463a3ab5
132ab026262
1417d1026db
15d7eb5458
hex89d00869

2312112233 has 2 divisors, whose sum is σ = 2312112234. Its totient is φ = 2312112232.

The previous prime is 2312112211. The next prime is 2312112241. The reversal of 2312112233 is 3322112132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1215707689 + 1096404544 = 34867^2 + 33112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2312112233 - 210 = 2312111209 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2312112263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156056116 + 1156056117.

It is an arithmetic number, because the mean of its divisors is an integer number (1156056117).

Almost surely, 22312112233 is an apocalyptic number.

It is an amenable number.

2312112233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312112233 is an equidigital number, since it uses as much as digits as its factorization.

2312112233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 20.

The square root of 2312112233 is about 48084.4281758658. The cubic root of 2312112233 is about 1322.3191997481.

Adding to 2312112233 its reverse (3322112132), we get a palindrome (5634224365).

The spelling of 2312112233 in words is "two billion, three hundred twelve million, one hundred twelve thousand, two hundred thirty-three".