10021423120403 has 16 divisors (see below), whose sum is σ = 10273958323200. Its totient is φ = 9771994875456.

The previous prime is 10021423120361. The next prime is 10021423120409. The reversal of 10021423120403 is 30402132412001.

It is a cyclic number.

It is not a de Polignac number, because 10021423120403 - 2¹² = 10021423116307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10021423120409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16590023 + ... + 17183471.

It is an arithmetic number, because the mean of its divisors is an integer number (642122395200).

Almost surely, 2^{10021423120403} is an apocalyptic number.

10021423120403 is a deficient number, since it is larger than the sum of its proper divisors (252535202797).

10021423120403 is a wasteful number, since it uses less digits than its factorization.

10021423120403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596066.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 10021423120403 its reverse (30402132412001), we get a palindrome (40423555532404).

The spelling of 10021423120403 in words is "ten trillion, twenty-one billion, four hundred twenty-three million, one hundred twenty thousand, four hundred three".