20230342203021 has 16 divisors (see below), whose sum is σ = 27299377728000. Its totient is φ = 13324107915440.

The previous prime is 20230342202999. The next prime is 20230342203023. The reversal of 20230342203021 is 12030224303202.

It is a cyclic number.

It is not a de Polignac number, because 20230342203021 - 2¹⁵ = 20230342170253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20230342202982 and 20230342203000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20230342203023) 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, 10704616 + ... + 12451886.

It is an arithmetic number, because the mean of its divisors is an integer number (1706211108000).

Almost surely, 2^{20230342203021} is an apocalyptic number.

It is an amenable number.

20230342203021 is a deficient number, since it is larger than the sum of its proper divisors (7069035524979).

20230342203021 is a wasteful number, since it uses less digits than its factorization.

20230342203021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793856.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20230342203021 its reverse (12030224303202), we get a palindrome (32260566506223).

The spelling of 20230342203021 in words is "twenty trillion, two hundred thirty billion, three hundred forty-two million, two hundred three thousand, twenty-one".