20003311023 has 8 divisors (see below), whose sum is σ = 26671844736. Its totient is φ = 13335159000.

The previous prime is 20003311021. The next prime is 20003311033. The reversal of 20003311023 is 32011330002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20003311023 - 2¹ = 20003311021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20003310993 and 20003311011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003311021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65758 + ... + 210548.

It is an arithmetic number, because the mean of its divisors is an integer number (3333980592).

Almost surely, 2^20003311023 is an apocalyptic number.

20003311023 is a deficient number, since it is larger than the sum of its proper divisors (6668533713).

20003311023 is a wasteful number, since it uses less digits than its factorization.

20003311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190845.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20003311023 its reverse (32011330002), we get a palindrome (52014641025).

The spelling of 20003311023 in words is "twenty billion, three million, three hundred eleven thousand, twenty-three".