212241550212 has 60 divisors (see below), whose sum is σ = 555283103760. Its totient is φ = 70690854384.

The previous prime is 212241550151. The next prime is 212241550231. The reversal of 212241550212 is 212055142212.

212241550212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 147763 + ... + 668069.

It is an arithmetic number, because the mean of its divisors is an integer number (9254718396).

Almost surely, 2^212241550212 is an apocalyptic number.

It is an amenable number.

212241550212 is an abundant number, since it is smaller than the sum of its proper divisors (343041553548).

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

212241550212 is a wasteful number, since it uses less digits than its factorization.

212241550212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521582 (or 521571 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 212241550212 its reverse (212055142212), we get a palindrome (424296692424).

The spelling of 212241550212 in words is "two hundred twelve billion, two hundred forty-one million, five hundred fifty thousand, two hundred twelve".