101403165823 has 2 divisors, whose sum is σ = 101403165824. Its totient is φ = 101403165822.

The previous prime is 101403165769. The next prime is 101403165859. The reversal of 101403165823 is 328561304101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101403165823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101403165323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50701582911 + 50701582912.

It is an arithmetic number, because the mean of its divisors is an integer number (50701582912).

Almost surely, 2^101403165823 is an apocalyptic number.

101403165823 is a deficient number, since it is larger than the sum of its proper divisors (1).

101403165823 is an equidigital number, since it uses as much as digits as its factorization.

101403165823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

Adding to 101403165823 its reverse (328561304101), we get a palindrome (429964469924).

The spelling of 101403165823 in words is "one hundred one billion, four hundred three million, one hundred sixty-five thousand, eight hundred twenty-three".