10421323504163 has 16 divisors (see below), whose sum is σ = 12269450059776. Its totient is φ = 8726440254240.

The previous prime is 10421323504147. The next prime is 10421323504201. The reversal of 10421323504163 is 36140532312401.

It is a cyclic number.

It is not a de Polignac number, because 10421323504163 - 2⁴ = 10421323504147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10421323524163) 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, 77959331 + ... + 78092892.

It is an arithmetic number, because the mean of its divisors is an integer number (766840628736).

Almost surely, 2^{10421323504163} is an apocalyptic number.

10421323504163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10421323504163 is a deficient number, since it is larger than the sum of its proper divisors (1848126555613).

10421323504163 is a wasteful number, since it uses less digits than its factorization.

10421323504163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156052714.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 10421323504163 its reverse (36140532312401), we get a palindrome (46561855816564).

The spelling of 10421323504163 in words is "ten trillion, four hundred twenty-one billion, three hundred twenty-three million, five hundred four thousand, one hundred sixty-three".