2023021340221 has 16 divisors (see below), whose sum is σ = 2340086120064. Its totient is φ = 1712975673024.

The previous prime is 2023021340213. The next prime is 2023021340267. The reversal of 2023021340221 is 1220431203202.

It is not a de Polignac number, because 2023021340221 - 2³ = 2023021340213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2023021340192 and 2023021340201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023021340521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6715975 + ... + 7010731.

It is an arithmetic number, because the mean of its divisors is an integer number (146255382504).

Almost surely, 2^{2023021340221} is an apocalyptic number.

It is an amenable number.

2023021340221 is a deficient number, since it is larger than the sum of its proper divisors (317064779843).

2023021340221 is a wasteful number, since it uses less digits than its factorization.

2023021340221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306660.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2023021340221 its reverse (1220431203202), we get a palindrome (3243452543423).

The spelling of 2023021340221 in words is "two trillion, twenty-three billion, twenty-one million, three hundred forty thousand, two hundred twenty-one".