211452135534200 has 144 divisors (see below), whose sum is σ = 540394232138880. Its totient is φ = 76890021120000.

The previous prime is 211452135534197. The next prime is 211452135534229. The reversal of 211452135534200 is 2435531254112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1940567720 + ... + 1940676680.

Almost surely, 2^{211452135534200} is an apocalyptic number.

211452135534200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211452135534200 is an abundant number, since it is smaller than the sum of its proper divisors (328942096604680).

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

211452135534200 is a wasteful number, since it uses less digits than its factorization.

211452135534200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189190 (or 189170 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 211452135534200 its reverse (2435531254112), we get a palindrome (213887666788312).

The spelling of 211452135534200 in words is "two hundred eleven trillion, four hundred fifty-two billion, one hundred thirty-five million, five hundred thirty-four thousand, two hundred".