212130330221130 has 32 divisors (see below), whose sum is σ = 539060603857344. Its totient is φ = 53240553467136.

The previous prime is 212130330221129. The next prime is 212130330221137. The reversal of 212130330221130 is 31122033031212.

212130330221130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 212130330221130.

It is not an unprimeable number, because it can be changed into a prime (212130330221137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207970911472 + ... + 207970912491.

It is an arithmetic number, because the mean of its divisors is an integer number (16845643870542).

Almost surely, 2^{212130330221130} is an apocalyptic number.

212130330221130 is an abundant number, since it is smaller than the sum of its proper divisors (326930273636214).

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

212130330221130 is a wasteful number, since it uses less digits than its factorization.

212130330221130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415941823990.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 212130330221130 its reverse (31122033031212), we get a palindrome (243252363252342).

The spelling of 212130330221130 in words is "two hundred twelve trillion, one hundred thirty billion, three hundred thirty million, two hundred twenty-one thousand, one hundred thirty".