212020112132 has 12 divisors (see below), whose sum is σ = 372355608156. Its totient is φ = 105632795520.

The previous prime is 212020112099. The next prime is 212020112147. The reversal of 212020112132 is 231211020212.

It can be written as a sum of positive squares in 2 ways, for example, as 151339672576 + 60680439556 = 389024^2 + 246334^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 212020112132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94313873 + ... + 94316120.

It is an arithmetic number, because the mean of its divisors is an integer number (31029634013).

Almost surely, 2^212020112132 is an apocalyptic number.

It is an amenable number.

212020112132 is a deficient number, since it is larger than the sum of its proper divisors (160335496024).

212020112132 is a wasteful number, since it uses less digits than its factorization.

212020112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188630278 (or 188630276 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212020112132 its reverse (231211020212), we get a palindrome (443231132344).

The spelling of 212020112132 in words is "two hundred twelve billion, twenty million, one hundred twelve thousand, one hundred thirty-two".