123036022243 has 2 divisors, whose sum is σ = 123036022244. Its totient is φ = 123036022242.

The previous prime is 123036022121. The next prime is 123036022267. The reversal of 123036022243 is 342220630321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123036022243 is a prime.

It is not a weakly prime, because it can be changed into another prime (123036022273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61518011121 + 61518011122.

It is an arithmetic number, because the mean of its divisors is an integer number (61518011122).

Almost surely, 2^123036022243 is an apocalyptic number.

123036022243 is a deficient number, since it is larger than the sum of its proper divisors (1).

123036022243 is an equidigital number, since it uses as much as digits as its factorization.

123036022243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 123036022243 its reverse (342220630321), we get a palindrome (465256652564).

The spelling of 123036022243 in words is "one hundred twenty-three billion, thirty-six million, twenty-two thousand, two hundred forty-three".