212210013522 has 32 divisors (see below), whose sum is σ = 461261021760. Its totient is φ = 64696345920.

The previous prime is 212210013497. The next prime is 212210013553. The reversal of 212210013522 is 225310012212.

212210013522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12471504 + ... + 12488507.

It is an arithmetic number, because the mean of its divisors is an integer number (14414406930).

Almost surely, 2^212210013522 is an apocalyptic number.

212210013522 is an abundant number, since it is smaller than the sum of its proper divisors (249051008238).

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

212210013522 is a wasteful number, since it uses less digits than its factorization.

212210013522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24960138.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 212210013522 its reverse (225310012212), we get a palindrome (437520025734).

The spelling of 212210013522 in words is "two hundred twelve billion, two hundred ten million, thirteen thousand, five hundred twenty-two".