11002031320023 has 12 divisors (see below), whose sum is σ = 15903330510808. Its totient is φ = 7329376396080.

The previous prime is 11002031320013. The next prime is 11002031320087. The reversal of 11002031320023 is 32002313020011.

11002031320023 is a `hidden beast` number, since 110 + 0 + 20 + 313 + 200 + 23 = 666.

It is not a de Polignac number, because 11002031320023 - 2²⁹ = 11001494449111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11002031319978 and 11002031320005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002031320013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 442582765 + ... + 442607622.

Almost surely, 2^{11002031320023} is an apocalyptic number.

11002031320023 is a deficient number, since it is larger than the sum of its proper divisors (4901299190785).

11002031320023 is a wasteful number, since it uses less digits than its factorization.

11002031320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885191774 (or 885191771 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11002031320023 its reverse (32002313020011), we get a palindrome (43004344340034).

The spelling of 11002031320023 in words is "eleven trillion, two billion, thirty-one million, three hundred twenty thousand, twenty-three".