2023010021 has 2 divisors, whose sum is σ = 2023010022. Its totient is φ = 2023010020.

The previous prime is 2023009999. The next prime is 2023010107. The reversal of 2023010021 is 1200103202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1999341796 + 23668225 = 44714^2 + 4865^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023010021 - 2¹⁰ = 2023008997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2023009984 and 2023010011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023010221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011505010 + 1011505011.

It is an arithmetic number, because the mean of its divisors is an integer number (1011505011).

Almost surely, 2^2023010021 is an apocalyptic number.

It is an amenable number.

2023010021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023010021 is an equidigital number, since it uses as much as digits as its factorization.

2023010021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2023010021 is about 44977.8836874302. The cubic root of 2023010021 is about 1264.7344390915.

Adding to 2023010021 its reverse (1200103202), we get a palindrome (3223113223).

The spelling of 2023010021 in words is "two billion, twenty-three million, ten thousand, twenty-one".