20230001222121 has 32 divisors (see below), whose sum is σ = 31304123136000. Its totient is φ = 12887630475984.

The previous prime is 20230001222111. The next prime is 20230001222153. The reversal of 20230001222121 is 12122210003202.

20230001222121 is a `hidden beast` number, since 20 + 2 + 300 + 0 + 1 + 222 + 121 = 666.

It is not a de Polignac number, because 20230001222121 - 2¹⁰ = 20230001221097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20230001222094 and 20230001222103.

It is not an unprimeable number, because it can be changed into a prime (20230001222111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15351741 + ... + 16617338.

It is an arithmetic number, because the mean of its divisors is an integer number (978253848000).

Almost surely, 2^{20230001222121} is an apocalyptic number.

It is an amenable number.

20230001222121 is a deficient number, since it is larger than the sum of its proper divisors (11074121913879).

20230001222121 is a wasteful number, since it uses less digits than its factorization.

20230001222121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31970130 (or 31970124 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20230001222121 its reverse (12122210003202), we get a palindrome (32352211225323).

The spelling of 20230001222121 in words is "twenty trillion, two hundred thirty billion, one million, two hundred twenty-two thousand, one hundred twenty-one".