24430020212 has 12 divisors (see below), whose sum is σ = 46041192036. Its totient is φ = 11275393920.

The previous prime is 24430020179. The next prime is 24430020217. The reversal of 24430020212 is 21202003442.

It can be written as a sum of positive squares in 2 ways, for example, as 14494715236 + 9935304976 = 120394^2 + 99676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24430020217) 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, 234903989 + ... + 234904092.

It is an arithmetic number, because the mean of its divisors is an integer number (3836766003).

Almost surely, 2^24430020212 is an apocalyptic number.

It is an amenable number.

24430020212 is a deficient number, since it is larger than the sum of its proper divisors (21611171824).

24430020212 is a wasteful number, since it uses less digits than its factorization.

24430020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469808098 (or 469808096 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 24430020212 its reverse (21202003442), we get a palindrome (45632023654).

The spelling of 24430020212 in words is "twenty-four billion, four hundred thirty million, twenty thousand, two hundred twelve".