212211213330 has 16 divisors (see below), whose sum is σ = 509306912064. Its totient is φ = 56589656880.

The previous prime is 212211213329. The next prime is 212211213377. The reversal of 212211213330 is 33312112212.

212211213330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212211213297 and 212211213306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3536853526 + ... + 3536853585.

It is an arithmetic number, because the mean of its divisors is an integer number (31831682004).

Almost surely, 2^212211213330 is an apocalyptic number.

212211213330 is an abundant number, since it is smaller than the sum of its proper divisors (297095698734).

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

212211213330 is a wasteful number, since it uses less digits than its factorization.

212211213330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7073707121.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 212211213330 its reverse (33312112212), we get a palindrome (245523325542).

The spelling of 212211213330 in words is "two hundred twelve billion, two hundred eleven million, two hundred thirteen thousand, three hundred thirty".