103662311423 has 4 divisors (see below), whose sum is σ = 113086157928. Its totient is φ = 94238464920.

The previous prime is 103662311407. The next prime is 103662311449. The reversal of 103662311423 is 324113266301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103662311423 - 2⁴ = 103662311407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103662311423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103662311453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4711923236 + ... + 4711923257.

It is an arithmetic number, because the mean of its divisors is an integer number (28271539482).

Almost surely, 2^103662311423 is an apocalyptic number.

103662311423 is a deficient number, since it is larger than the sum of its proper divisors (9423846505).

103662311423 is an equidigital number, since it uses as much as digits as its factorization.

103662311423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9423846504.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 103662311423 its reverse (324113266301), we get a palindrome (427775577724).

The spelling of 103662311423 in words is "one hundred three billion, six hundred sixty-two million, three hundred eleven thousand, four hundred twenty-three".