10402103123 has 8 divisors (see below), whose sum is σ = 11074845600. Its totient is φ = 9736122240.

The previous prime is 10402103111. The next prime is 10402103197. The reversal of 10402103123 is 32130120401.

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

It is a cyclic number.

It is not a de Polignac number, because 10402103123 - 2¹⁸ = 10401840979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10402103323) 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, 1687223 + ... + 1693376.

It is an arithmetic number, because the mean of its divisors is an integer number (1384355700).

Almost surely, 2^10402103123 is an apocalyptic number.

10402103123 is a deficient number, since it is larger than the sum of its proper divisors (672742477).

10402103123 is a wasteful number, since it uses less digits than its factorization.

10402103123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3380797.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10402103123 its reverse (32130120401), we get a palindrome (42532223524).

The spelling of 10402103123 in words is "ten billion, four hundred two million, one hundred three thousand, one hundred twenty-three".