212113123332200 has 24 divisors (see below), whose sum is σ = 493163011747830. Its totient is φ = 84845249332800.

The previous prime is 212113123331971. The next prime is 212113123332241. The reversal of 212113123332200 is 2233321311212.

It can be written as a sum of positive squares in 3 ways, for example, as 146965334801476 + 65147788530724 = 12122926^2 + 8071418^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 212113123332200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530282808131 + ... + 530282808530.

Almost surely, 2^{212113123332200} is an apocalyptic number.

212113123332200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212113123332200 is an abundant number, since it is smaller than the sum of its proper divisors (281049888415630).

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

212113123332200 is a wasteful number, since it uses less digits than its factorization.

212113123332200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060565616677 (or 1060565616668 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 212113123332200 its reverse (2233321311212), we get a palindrome (214346444643412).

The spelling of 212113123332200 in words is "two hundred twelve trillion, one hundred thirteen billion, one hundred twenty-three million, three hundred thirty-two thousand, two hundred".