10217315123 has 2 divisors, whose sum is σ = 10217315124. Its totient is φ = 10217315122.

The previous prime is 10217315111. The next prime is 10217315131. The reversal of 10217315123 is 32151371201.

10217315123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10217315123 - 2⁴ = 10217315107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10217315092 and 10217315101.

It is not a weakly prime, because it can be changed into another prime (10217315153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5108657561 + 5108657562.

It is an arithmetic number, because the mean of its divisors is an integer number (5108657562).

Almost surely, 2^10217315123 is an apocalyptic number.

10217315123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10217315123 is an equidigital number, since it uses as much as digits as its factorization.

10217315123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 26.

Adding to 10217315123 its reverse (32151371201), we get a palindrome (42368686324).

The spelling of 10217315123 in words is "ten billion, two hundred seventeen million, three hundred fifteen thousand, one hundred twenty-three".