2024021213 has 4 divisors (see below), whose sum is σ = 2024228220. Its totient is φ = 2023814208.

The previous prime is 2024021203. The next prime is 2024021231. The reversal of 2024021213 is 3121204202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 843205444 + 1180815769 = 29038^2 + 34363^2 .

It is a cyclic number.

It is not a de Polignac number, because 2024021213 - 2¹⁸ = 2023759069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2024021191 and 2024021200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2024021203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88070 + ... + 108647.

It is an arithmetic number, because the mean of its divisors is an integer number (506057055).

Almost surely, 2^2024021213 is an apocalyptic number.

It is an amenable number.

2024021213 is a deficient number, since it is larger than the sum of its proper divisors (207007).

2024021213 is a wasteful number, since it uses less digits than its factorization.

2024021213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207006.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2024021213 is about 44989.1232744093. The cubic root of 2024021213 is about 1264.9451278359.

Adding to 2024021213 its reverse (3121204202), we get a palindrome (5145225415).

The spelling of 2024021213 in words is "two billion, twenty-four million, twenty-one thousand, two hundred thirteen".