212213331011 has 8 divisors (see below), whose sum is σ = 231827443200. Its totient is φ = 192652884040.

The previous prime is 212213330971. The next prime is 212213331019. The reversal of 212213331011 is 110133312212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 212213331011 - 2¹⁸ = 212213068867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212213331019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13408031 + ... + 13423848.

It is an arithmetic number, because the mean of its divisors is an integer number (28978430400).

Almost surely, 2^212213331011 is an apocalyptic number.

212213331011 is a deficient number, since it is larger than the sum of its proper divisors (19614112189).

212213331011 is a wasteful number, since it uses less digits than its factorization.

212213331011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26832609.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 212213331011 its reverse (110133312212), we get a palindrome (322346643223).

The spelling of 212213331011 in words is "two hundred twelve billion, two hundred thirteen million, three hundred thirty-one thousand, eleven".