2421204213 has 16 divisors (see below), whose sum is σ = 3279916800. Its totient is φ = 1588414464.

The previous prime is 2421204199. The next prime is 2421204217. The reversal of 2421204213 is 3124021242.

It is not a de Polignac number, because 2421204213 - 2⁸ = 2421203957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2421204213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421204217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86020 + ... + 110642.

It is an arithmetic number, because the mean of its divisors is an integer number (204994800).

Almost surely, 2^2421204213 is an apocalyptic number.

It is an amenable number.

2421204213 is a deficient number, since it is larger than the sum of its proper divisors (858712587).

2421204213 is a wasteful number, since it uses less digits than its factorization.

2421204213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25148.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2421204213 is about 49205.7335378714. The cubic root of 2421204213 is about 1342.7973442615.

Adding to 2421204213 its reverse (3124021242), we get a palindrome (5545225455).

The spelling of 2421204213 in words is "two billion, four hundred twenty-one million, two hundred four thousand, two hundred thirteen".