212133442210 has 8 divisors (see below), whose sum is σ = 381840195996. Its totient is φ = 84853376880.

The previous prime is 212133442201. The next prime is 212133442253. The reversal of 212133442210 is 12244331212.

It can be written as a sum of positive squares in 2 ways, for example, as 210661722441 + 1471719769 = 458979^2 + 38363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 10606672101 + ... + 10606672120.

Almost surely, 2^212133442210 is an apocalyptic number.

212133442210 is a deficient number, since it is larger than the sum of its proper divisors (169706753786).

212133442210 is a wasteful number, since it uses less digits than its factorization.

212133442210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21213344228.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 212133442210 its reverse (12244331212), we get a palindrome (224377773422).

The spelling of 212133442210 in words is "two hundred twelve billion, one hundred thirty-three million, four hundred forty-two thousand, two hundred ten".