123011321323003 has 2 divisors, whose sum is σ = 123011321323004. Its totient is φ = 123011321323002.

The previous prime is 123011321322979. The next prime is 123011321323019. The reversal of 123011321323003 is 300323123110321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123011321323003 is a prime.

It is not a weakly prime, because it can be changed into another prime (123011321333003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61505660661501 + 61505660661502.

It is an arithmetic number, because the mean of its divisors is an integer number (61505660661502).

Almost surely, 2^{123011321323003} is an apocalyptic number.

123011321323003 is a deficient number, since it is larger than the sum of its proper divisors (1).

123011321323003 is an equidigital number, since it uses as much as digits as its factorization.

123011321323003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 123011321323003 its reverse (300323123110321), we get a palindrome (423334444433324).

The spelling of 123011321323003 in words is "one hundred twenty-three trillion, eleven billion, three hundred twenty-one million, three hundred twenty-three thousand, three".