2023213211 has 4 divisors (see below), whose sum is σ = 2024105592. Its totient is φ = 2022320832.

The previous prime is 2023213187. The next prime is 2023213219. The reversal of 2023213211 is 1123123202.

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 2023213211 - 2¹⁰ = 2023212187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2023213211.

It is not an unprimeable number, because it can be changed into a prime (2023213219) 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 in 3 ways as a sum of consecutive naturals, for example, 442781 + ... + 447326.

It is an arithmetic number, because the mean of its divisors is an integer number (506026398).

Almost surely, 2^2023213211 is an apocalyptic number.

2023213211 is a deficient number, since it is larger than the sum of its proper divisors (892381).

2023213211 is an equidigital number, since it uses as much as digits as its factorization.

2023213211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892380.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2023213211 is about 44980.1424075113. The cubic root of 2023213211 is about 1264.7767807482.

Adding to 2023213211 its reverse (1123123202), we get a palindrome (3146336413).

Subtracting from 2023213211 its reverse (1123123202), we obtain a palindrome (900090009).

The spelling of 2023213211 in words is "two billion, twenty-three million, two hundred thirteen thousand, two hundred eleven".