102403042323 has 8 divisors (see below), whose sum is σ = 136542645648. Its totient is φ = 68266066944.

The previous prime is 102403042321. The next prime is 102403042337. The reversal of 102403042323 is 323240304201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102403042323 - 2¹ = 102403042321 is a prime.

It is a super-2 number, since 2×102403042323² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102403042293 and 102403042302.

It is not an unprimeable number, because it can be changed into a prime (102403042321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564190 + ... + 723267.

It is an arithmetic number, because the mean of its divisors is an integer number (17067830706).

Almost surely, 2^102403042323 is an apocalyptic number.

102403042323 is a deficient number, since it is larger than the sum of its proper divisors (34139603325).

102403042323 is a wasteful number, since it uses less digits than its factorization.

102403042323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313973.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 102403042323 its reverse (323240304201), we get a palindrome (425643346524).

The spelling of 102403042323 in words is "one hundred two billion, four hundred three million, forty-two thousand, three hundred twenty-three".