2310020123 has 2 divisors, whose sum is σ = 2310020124. Its totient is φ = 2310020122.

The previous prime is 2310020113. The next prime is 2310020137. The reversal of 2310020123 is 3210200132.

It is a happy number.

It is an a-pointer prime, because the next prime (2310020137) can be obtained adding 2310020123 to its sum of digits (14).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2310020123 - 2⁴ = 2310020107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2310020098 and 2310020107.

It is not a weakly prime, because it can be changed into another prime (2310020113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155010061 + 1155010062.

It is an arithmetic number, because the mean of its divisors is an integer number (1155010062).

Almost surely, 2^2310020123 is an apocalyptic number.

2310020123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2310020123 is an equidigital number, since it uses as much as digits as its factorization.

2310020123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2310020123 is about 48062.6687045154. The cubic root of 2310020123 is about 1321.9202467903.

Adding to 2310020123 its reverse (3210200132), we get a palindrome (5520220255).

Subtracting 2310020123 from its reverse (3210200132), we obtain a square (900180009 = 30003²).

The spelling of 2310020123 in words is "two billion, three hundred ten million, twenty thousand, one hundred twenty-three".