211001111200200 has 96 divisors (see below), whose sum is σ = 692580117972960. Its totient is φ = 52957141632000.

The previous prime is 211001111200141. The next prime is 211001111200247. The reversal of 211001111200200 is 2002111100112.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10343181526 + ... + 10343201925.

It is an arithmetic number, because the mean of its divisors is an integer number (7214376228885).

Almost surely, 2^{211001111200200} is an apocalyptic number.

211001111200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211001111200200 is an abundant number, since it is smaller than the sum of its proper divisors (481579006772760).

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

211001111200200 is a wasteful number, since it uses less digits than its factorization.

211001111200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20686383487 (or 20686383478 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211001111200200 its reverse (2002111100112), we get a palindrome (213003222300312).

The spelling of 211001111200200 in words is "two hundred eleven trillion, one billion, one hundred eleven million, two hundred thousand, two hundred".