213434022441 has 24 divisors (see below), whose sum is σ = 293396084800. Its totient is φ = 137912327136.

The previous prime is 213434022421. The next prime is 213434022479. The reversal of 213434022441 is 144220434312.

It is not a de Polignac number, because 213434022441 - 2⁵ = 213434022409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213434022399 and 213434022408.

It is not an unprimeable number, because it can be changed into a prime (213434022421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7663860 + ... + 7691658.

Almost surely, 2^213434022441 is an apocalyptic number.

It is an amenable number.

213434022441 is a deficient number, since it is larger than the sum of its proper divisors (79962062359).

213434022441 is an equidigital number, since it uses as much as digits as its factorization.

213434022441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28365 (or 28102 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 213434022441 its reverse (144220434312), we get a palindrome (357654456753).

The spelling of 213434022441 in words is "two hundred thirteen billion, four hundred thirty-four million, twenty-two thousand, four hundred forty-one".