123011313210043 has 2 divisors, whose sum is σ = 123011313210044. Its totient is φ = 123011313210042.

The previous prime is 123011313210031. The next prime is 123011313210067. The reversal of 123011313210043 is 340012313110321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123011313210043 - 2⁹ = 123011313209531 is a prime.

It is not a weakly prime, because it can be changed into another prime (123011313219043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61505656605021 + 61505656605022.

It is an arithmetic number, because the mean of its divisors is an integer number (61505656605022).

Almost surely, 2^{123011313210043} is an apocalyptic number.

123011313210043 is a deficient number, since it is larger than the sum of its proper divisors (1).

123011313210043 is an equidigital number, since it uses as much as digits as its factorization.

123011313210043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 123011313210043 its reverse (340012313110321), we get a palindrome (463023626320364).

The spelling of 123011313210043 in words is "one hundred twenty-three trillion, eleven billion, three hundred thirteen million, two hundred ten thousand, forty-three".