212333132102212 has 18 divisors (see below), whose sum is σ = 408434185924814. Its totient is φ = 96515060046240.

The previous prime is 212333132102191. The next prime is 212333132102213. The reversal of 212333132102212 is 212201231333212.

It can be written as a sum of positive squares in only one way, i.e., 166914617167936 + 45418514934276 = 12919544^2 + 6739326^2 .

It is not an unprimeable number, because it can be changed into a prime (212333132102213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 219352408713 + ... + 219352409680.

Almost surely, 2^{212333132102212} is an apocalyptic number.

212333132102212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212333132102212 is a deficient number, since it is larger than the sum of its proper divisors (196101053822602).

212333132102212 is a wasteful number, since it uses less digits than its factorization.

212333132102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438704818419 (or 438704818406 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 212333132102212 its reverse (212201231333212), we get a palindrome (424534363435424).

The spelling of 212333132102212 in words is "two hundred twelve trillion, three hundred thirty-three billion, one hundred thirty-two million, one hundred two thousand, two hundred twelve".