123030140035303 has 4 divisors (see below), whose sum is σ = 127272558657240. Its totient is φ = 118787721413368.

The previous prime is 123030140035291. The next prime is 123030140035379. The reversal of 123030140035303 is 303530041030321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123030140035303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123030140005303) 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, 2121209310925 + ... + 2121209310982.

It is an arithmetic number, because the mean of its divisors is an integer number (31818139664310).

Almost surely, 2^{123030140035303} is an apocalyptic number.

123030140035303 is a deficient number, since it is larger than the sum of its proper divisors (4242418621937).

123030140035303 is an equidigital number, since it uses as much as digits as its factorization.

123030140035303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4242418621936.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 123030140035303 its reverse (303530041030321), we get a palindrome (426560181065624).

The spelling of 123030140035303 in words is "one hundred twenty-three trillion, thirty billion, one hundred forty million, thirty-five thousand, three hundred three".