213230220112 has 40 divisors (see below), whose sum is σ = 508472066816. Its totient is φ = 84354811776.

The previous prime is 213230220101. The next prime is 213230220121. The reversal of 213230220112 is 211022032312.

It is a self number, because there is not a number n which added to its sum of digits gives 213230220112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73223208 + ... + 73226119.

Almost surely, 2^213230220112 is an apocalyptic number.

It is an amenable number.

213230220112 is an abundant number, since it is smaller than the sum of its proper divisors (295241846704).

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

213230220112 is a wasteful number, since it uses less digits than its factorization.

213230220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146449355 (or 146449349 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 213230220112 its reverse (211022032312), we get a palindrome (424252252424).

The spelling of 213230220112 in words is "two hundred thirteen billion, two hundred thirty million, two hundred twenty thousand, one hundred twelve".