123330503434 has 4 divisors (see below), whose sum is σ = 184995755154. Its totient is φ = 61665251716.

The previous prime is 123330503431. The next prime is 123330503441. The reversal of 123330503434 is 434305033321.

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

It can be written as a sum of positive squares in only one way, i.e., 116897661409 + 6432842025 = 341903^2 + 80205^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123330503396 and 123330503405.

It is not an unprimeable number, because it can be changed into a prime (123330503431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30832625857 + ... + 30832625860.

Almost surely, 2^123330503434 is an apocalyptic number.

123330503434 is a deficient number, since it is larger than the sum of its proper divisors (61665251720).

123330503434 is an equidigital number, since it uses as much as digits as its factorization.

123330503434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61665251719.

The product of its (nonzero) digits is 38880, while the sum is 31.

Adding to 123330503434 its reverse (434305033321), we get a palindrome (557635536755).

The spelling of 123330503434 in words is "one hundred twenty-three billion, three hundred thirty million, five hundred three thousand, four hundred thirty-four".