20133203211023 has 16 divisors (see below), whose sum is σ = 23806212180480. Its totient is φ = 16659574030176.

The previous prime is 20133203211013. The next prime is 20133203211031. The reversal of 20133203211023 is 32011230233102.

It is not a de Polignac number, because 20133203211023 - 2²⁸ = 20132934775567 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20133203211023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133203211013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5683865 + ... + 8518962.

It is an arithmetic number, because the mean of its divisors is an integer number (1487888261280).

Almost surely, 2^{20133203211023} is an apocalyptic number.

20133203211023 is a deficient number, since it is larger than the sum of its proper divisors (3673008969457).

20133203211023 is a wasteful number, since it uses less digits than its factorization.

20133203211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14209846.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20133203211023 its reverse (32011230233102), we get a palindrome (52144433444125).

The spelling of 20133203211023 in words is "twenty trillion, one hundred thirty-three billion, two hundred three million, two hundred eleven thousand, twenty-three".