10020344123 has 2 divisors, whose sum is σ = 10020344124. Its totient is φ = 10020344122.

The previous prime is 10020344101. The next prime is 10020344129. The reversal of 10020344123 is 32144302001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10020344123 - 2⁸ = 10020343867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10020344095 and 10020344104.

It is not a weakly prime, because it can be changed into another prime (10020344129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010172061 + 5010172062.

It is an arithmetic number, because the mean of its divisors is an integer number (5010172062).

Almost surely, 2^10020344123 is an apocalyptic number.

10020344123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020344123 is an equidigital number, since it uses as much as digits as its factorization.

10020344123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10020344123 its reverse (32144302001), we get a palindrome (42164646124).

The spelling of 10020344123 in words is "ten billion, twenty million, three hundred forty-four thousand, one hundred twenty-three".