20022220201023 has 32 divisors (see below), whose sum is σ = 29794068440000. Its totient is φ = 13288970595456.

The previous prime is 20022220201019. The next prime is 20022220201043. The reversal of 20022220201023 is 32010202222002.

20022220201023 is a `hidden beast` number, since 200 + 22 + 220 + 201 + 0 + 23 = 666.

It is not a de Polignac number, because 20022220201023 - 2² = 20022220201019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20022220200987 and 20022220201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022220201043) 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 31 ways as a sum of consecutive naturals, for example, 99996573 + ... + 100196601.

It is an arithmetic number, because the mean of its divisors is an integer number (931064638750).

Almost surely, 2^{20022220201023} is an apocalyptic number.

20022220201023 is a deficient number, since it is larger than the sum of its proper divisors (9771848238977).

20022220201023 is a wasteful number, since it uses less digits than its factorization.

20022220201023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216456 (or 216450 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20022220201023 its reverse (32010202222002), we get a palindrome (52032422423025).

The spelling of 20022220201023 in words is "twenty trillion, twenty-two billion, two hundred twenty million, two hundred one thousand, twenty-three".