313012132123 has 2 divisors, whose sum is σ = 313012132124. Its totient is φ = 313012132122.

The previous prime is 313012132093. The next prime is 313012132163. The reversal of 313012132123 is 321231210313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313012132123 - 2⁹ = 313012131611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 313012132094 and 313012132103.

It is not a weakly prime, because it can be changed into another prime (313012132163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156506066061 + 156506066062.

It is an arithmetic number, because the mean of its divisors is an integer number (156506066062).

Almost surely, 2^313012132123 is an apocalyptic number.

313012132123 is a deficient number, since it is larger than the sum of its proper divisors (1).

313012132123 is an equidigital number, since it uses as much as digits as its factorization.

313012132123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 313012132123 its reverse (321231210313), we get a palindrome (634243342436).

The spelling of 313012132123 in words is "three hundred thirteen billion, twelve million, one hundred thirty-two thousand, one hundred twenty-three".