10043040123403 has 16 divisors (see below), whose sum is σ = 11676497227776. Its totient is φ = 8459523188640.

The previous prime is 10043040123367. The next prime is 10043040123449. The reversal of 10043040123403 is 30432104034001.

It is a cyclic number.

It is not a de Polignac number, because 10043040123403 - 2¹⁷ = 10043039992331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10043040123703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10190851 + ... + 11132812.

It is an arithmetic number, because the mean of its divisors is an integer number (729781076736).

Almost surely, 2^{10043040123403} is an apocalyptic number.

10043040123403 is a deficient number, since it is larger than the sum of its proper divisors (1633457104373).

10043040123403 is a wasteful number, since it uses less digits than its factorization.

10043040123403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21324834.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 10043040123403 its reverse (30432104034001), we get a palindrome (40475144157404).

The spelling of 10043040123403 in words is "ten trillion, forty-three billion, forty million, one hundred twenty-three thousand, four hundred three".