20202212330023 has 4 divisors (see below), whose sum is σ = 20210502120040. Its totient is φ = 20193922540008.

The previous prime is 20202212329997. The next prime is 20202212330033. The reversal of 20202212330023 is 32003321220202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20202212330023 - 2¹⁷ = 20202212198951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20202212329976 and 20202212330003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202212330033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4144891353 + ... + 4144896226.

It is an arithmetic number, because the mean of its divisors is an integer number (5052625530010).

Almost surely, 2^{20202212330023} is an apocalyptic number.

20202212330023 is a deficient number, since it is larger than the sum of its proper divisors (8289790017).

20202212330023 is an equidigital number, since it uses as much as digits as its factorization.

20202212330023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8289790016.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20202212330023 its reverse (32003321220202), we get a palindrome (52205533550225).

The spelling of 20202212330023 in words is "twenty trillion, two hundred two billion, two hundred twelve million, three hundred thirty thousand, twenty-three".