123011103333313 has 4 divisors (see below), whose sum is σ = 132473495897428. Its totient is φ = 113548710769200.

The previous prime is 123011103333127. The next prime is 123011103333343. The reversal of 123011103333313 is 313333301110321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25548243193729 + 97462860139584 = 5054527^2 + 9872328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123011103333313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123011103333343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4731196282038 + ... + 4731196282063.

It is an arithmetic number, because the mean of its divisors is an integer number (33118373974357).

Almost surely, 2^{123011103333313} is an apocalyptic number.

123011103333313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

123011103333313 is a deficient number, since it is larger than the sum of its proper divisors (9462392564115).

123011103333313 is an equidigital number, since it uses as much as digits as its factorization.

123011103333313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9462392564114.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 123011103333313 its reverse (313333301110321), we get a palindrome (436344404443634).

The spelling of 123011103333313 in words is "one hundred twenty-three trillion, eleven billion, one hundred three million, three hundred thirty-three thousand, three hundred thirteen".