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1230122233 is a prime number
BaseRepresentation
bin100100101010010…
…0010110011111001
310011201200200110201
41021110202303321
510004402402413
6322021442201
742324603124
oct11124426371
93151620421
101230122233
1158141004a
122a3b70361
13167b0cca2
14b95313bb
1572eda9dd
hex49522cf9

1230122233 has 2 divisors, whose sum is σ = 1230122234. Its totient is φ = 1230122232.

The previous prime is 1230122219. The next prime is 1230122251. The reversal of 1230122233 is 3322210321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1117698624 + 112423609 = 33432^2 + 10603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1230122233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1230122233.

It is not a weakly prime, because it can be changed into another prime (1230162233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615061116 + 615061117.

It is an arithmetic number, because the mean of its divisors is an integer number (615061117).

Almost surely, 21230122233 is an apocalyptic number.

It is an amenable number.

1230122233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230122233 is an equidigital number, since it uses as much as digits as its factorization.

1230122233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1230122233 is about 35073.0984231505. The cubic root of 1230122233 is about 1071.4767605153.

Adding to 1230122233 its reverse (3322210321), we get a palindrome (4552332554).

The spelling of 1230122233 in words is "one billion, two hundred thirty million, one hundred twenty-two thousand, two hundred thirty-three".