213032331212 has 6 divisors (see below), whose sum is σ = 372806579628. Its totient is φ = 106516165604.

The previous prime is 213032331209. The next prime is 213032331227. The reversal of 213032331212 is 212133230312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26629041398 + ... + 26629041405.

It is an arithmetic number, because the mean of its divisors is an integer number (62134429938).

Almost surely, 2^213032331212 is an apocalyptic number.

It is an amenable number.

213032331212 is a deficient number, since it is larger than the sum of its proper divisors (159774248416).

213032331212 is a wasteful number, since it uses less digits than its factorization.

213032331212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53258082807 (or 53258082805 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 213032331212 its reverse (212133230312), we get a palindrome (425165561524).

The spelling of 213032331212 in words is "two hundred thirteen billion, thirty-two million, three hundred thirty-one thousand, two hundred twelve".