210212120112200 has 48 divisors (see below), whose sum is σ = 488756279673780. Its totient is φ = 84082594210560.

The previous prime is 210212120112199. The next prime is 210212120112221. The reversal of 210212120112200 is 2211021212012.

It can be written as a sum of positive squares in 6 ways, for example, as 59409348400516 + 150802771711684 = 7707746^2 + 12280178^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6596387 + ... + 21539186.

Almost surely, 2^{210212120112200} is an apocalyptic number.

210212120112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210212120112200 is an abundant number, since it is smaller than the sum of its proper divisors (278544159561580).

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

210212120112200 is a wasteful number, since it uses less digits than its factorization.

210212120112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28172946 (or 28172937 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210212120112200 its reverse (2211021212012), we get a palindrome (212423141324212).

The spelling of 210212120112200 in words is "two hundred ten trillion, two hundred twelve billion, one hundred twenty million, one hundred twelve thousand, two hundred".