103312161523 has 2 divisors, whose sum is σ = 103312161524. Its totient is φ = 103312161522.

The previous prime is 103312161499. The next prime is 103312161539. The reversal of 103312161523 is 325161213301.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (325161213301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103312161523 - 2⁹ = 103312161011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103312161491 and 103312161500.

It is not a weakly prime, because it can be changed into another prime (103312168523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51656080761 + 51656080762.

It is an arithmetic number, because the mean of its divisors is an integer number (51656080762).

Almost surely, 2^103312161523 is an apocalyptic number.

103312161523 is a deficient number, since it is larger than the sum of its proper divisors (1).

103312161523 is an equidigital number, since it uses as much as digits as its factorization.

103312161523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 103312161523 its reverse (325161213301), we get a palindrome (428473374824).

The spelling of 103312161523 in words is "one hundred three billion, three hundred twelve million, one hundred sixty-one thousand, five hundred twenty-three".