213230211222112 has 24 divisors (see below), whose sum is σ = 479767975250256. Its totient is φ = 91384376237952.

The previous prime is 213230211222097. The next prime is 213230211222139. The reversal of 213230211222112 is 211222112032312.

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, 475960292683 + ... + 475960293130.

It is an arithmetic number, because the mean of its divisors is an integer number (19990332302094).

Almost surely, 2^{213230211222112} is an apocalyptic number.

It is an amenable number.

213230211222112 is an abundant number, since it is smaller than the sum of its proper divisors (266537764028144).

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

213230211222112 is an equidigital number, since it uses as much as digits as its factorization.

213230211222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951920585830 (or 951920585822 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 213230211222112 its reverse (211222112032312), we get a palindrome (424452323254424).

The spelling of 213230211222112 in words is "two hundred thirteen trillion, two hundred thirty billion, two hundred eleven million, two hundred twenty-two thousand, one hundred twelve".