213312011222424 has 32 divisors (see below), whose sum is σ = 533697631913520. Its totient is φ = 71048323226496.

The previous prime is 213312011222377. The next prime is 213312011222437. The reversal of 213312011222424 is 424222110213312.

It is a junction number, because it is equal to n+sod(n) for n = 213312011222391 and 213312011222400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3480000859 + ... + 3480062154.

Almost surely, 2^{213312011222424} is an apocalyptic number.

213312011222424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

213312011222424 is an abundant number, since it is smaller than the sum of its proper divisors (320385620691096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213312011222424 is a wasteful number, since it uses less digits than its factorization.

213312011222424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960064299 (or 6960064295 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 213312011222424 its reverse (424222110213312), we get a palindrome (637534121435736).

The spelling of 213312011222424 in words is "two hundred thirteen trillion, three hundred twelve billion, eleven million, two hundred twenty-two thousand, four hundred twenty-four".