213232101112 has 8 divisors (see below), whose sum is σ = 399810189600. Its totient is φ = 106616050552.

The previous prime is 213232101079. The next prime is 213232101119. The reversal of 213232101112 is 211101232312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 213232101112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213232101119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13327006312 + ... + 13327006327.

It is an arithmetic number, because the mean of its divisors is an integer number (49976273700).

Almost surely, 2^213232101112 is an apocalyptic number.

It is an amenable number.

213232101112 is a deficient number, since it is larger than the sum of its proper divisors (186578088488).

213232101112 is a wasteful number, since it uses less digits than its factorization.

213232101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26654012645 (or 26654012641 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 213232101112 its reverse (211101232312), we get a palindrome (424333333424).

The spelling of 213232101112 in words is "two hundred thirteen billion, two hundred thirty-two million, one hundred one thousand, one hundred twelve".