213220430324 has 12 divisors (see below), whose sum is σ = 407057185248. Its totient is φ = 96918377400.

The previous prime is 213220430281. The next prime is 213220430377. The reversal of 213220430324 is 423034022312.

213220430324 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 213220430293 and 213220430302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2422959392 + ... + 2422959479.

It is an arithmetic number, because the mean of its divisors is an integer number (33921432104).

Almost surely, 2^213220430324 is an apocalyptic number.

It is an amenable number.

213220430324 is a deficient number, since it is larger than the sum of its proper divisors (193836754924).

213220430324 is a wasteful number, since it uses less digits than its factorization.

213220430324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845918886 (or 4845918884 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 213220430324 its reverse (423034022312), we get a palindrome (636254452636).

The spelling of 213220430324 in words is "two hundred thirteen billion, two hundred twenty million, four hundred thirty thousand, three hundred twenty-four".