2403220123 has 2 divisors, whose sum is σ = 2403220124. Its totient is φ = 2403220122.

The previous prime is 2403220109. The next prime is 2403220133. The reversal of 2403220123 is 3210223042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2403220123 - 2¹³ = 2403211931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2403220123.

It is not a weakly prime, because it can be changed into another prime (2403220103) 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, 1201610061 + 1201610062.

It is an arithmetic number, because the mean of its divisors is an integer number (1201610062).

Almost surely, 2^2403220123 is an apocalyptic number.

2403220123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403220123 is an equidigital number, since it uses as much as digits as its factorization.

2403220123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2403220123 is about 49022.6490818275. The cubic root of 2403220123 is about 1339.4644260152.

Adding to 2403220123 its reverse (3210223042), we get a palindrome (5613443165).

The spelling of 2403220123 in words is "two billion, four hundred three million, two hundred twenty thousand, one hundred twenty-three".