12400235402023 has 32 divisors (see below), whose sum is σ = 14562026035200. Its totient is φ = 10337634320640.

The previous prime is 12400235402021. The next prime is 12400235402039. The reversal of 12400235402023 is 32020453200421.

It is a cyclic number.

It is not a de Polignac number, because 12400235402023 - 2¹ = 12400235402021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12400235401982 and 12400235402000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12400235402021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 731871090 + ... + 731888032.

It is an arithmetic number, because the mean of its divisors is an integer number (455063313600).

Almost surely, 2^{12400235402023} is an apocalyptic number.

12400235402023 is a deficient number, since it is larger than the sum of its proper divisors (2161790633177).

12400235402023 is a wasteful number, since it uses less digits than its factorization.

12400235402023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24687.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 12400235402023 its reverse (32020453200421), we get a palindrome (44420688602444).

The spelling of 12400235402023 in words is "twelve trillion, four hundred billion, two hundred thirty-five million, four hundred two thousand, twenty-three".