1323010123 has 4 divisors (see below), whose sum is σ = 1338950088. Its totient is φ = 1307070160.

The previous prime is 1323010121. The next prime is 1323010133. The reversal of 1323010123 is 3210103231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1323010123 - 2¹ = 1323010121 is a prime.

It is a super-6 number, since 6×1323010123⁶ (a number of 56 digits) contains 666666 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323010097 and 1323010106.

It is not an unprimeable number, because it can be changed into a prime (1323010121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7969858 + ... + 7970023.

It is an arithmetic number, because the mean of its divisors is an integer number (334737522).

Almost surely, 2^1323010123 is an apocalyptic number.

1323010123 is a deficient number, since it is larger than the sum of its proper divisors (15939965).

1323010123 is an equidigital number, since it uses as much as digits as its factorization.

1323010123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15939964.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1323010123 is about 36373.2061138415. The cubic root of 1323010123 is about 1097.7945129356.

Adding to 1323010123 its reverse (3210103231), we get a palindrome (4533113354).

The spelling of 1323010123 in words is "one billion, three hundred twenty-three million, ten thousand, one hundred twenty-three".