123013010233 has 2 divisors, whose sum is σ = 123013010234. Its totient is φ = 123013010232.

The previous prime is 123013010213. The next prime is 123013010269. The reversal of 123013010233 is 332010310321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90560068624 + 32452941609 = 300932^2 + 180147^2 .

It is a cyclic number.

It is not a de Polignac number, because 123013010233 - 2¹⁷ = 123012879161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123013010233.

It is not a weakly prime, because it can be changed into another prime (123013010213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61506505116 + 61506505117.

It is an arithmetic number, because the mean of its divisors is an integer number (61506505117).

Almost surely, 2^123013010233 is an apocalyptic number.

It is an amenable number.

123013010233 is a deficient number, since it is larger than the sum of its proper divisors (1).

123013010233 is an equidigital number, since it uses as much as digits as its factorization.

123013010233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 123013010233 its reverse (332010310321), we get a palindrome (455023320554).

The spelling of 123013010233 in words is "one hundred twenty-three billion, thirteen million, ten thousand, two hundred thirty-three".