211011011001200 has 30 divisors (see below), whose sum is σ = 506953953931344. Its totient is φ = 84404404400320.

The previous prime is 211011011001191. The next prime is 211011011001239. The reversal of 211011011001200 is 2100110110112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 263763763352 + ... + 263763764151.

Almost surely, 2^{211011011001200} is an apocalyptic number.

211011011001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211011011001200 is an abundant number, since it is smaller than the sum of its proper divisors (295942942930144).

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

211011011001200 is a wasteful number, since it uses less digits than its factorization.

211011011001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527527527521 (or 527527527510 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 211011011001200 its reverse (2100110110112), we get a palindrome (213111121111312).

The spelling of 211011011001200 in words is "two hundred eleven trillion, eleven billion, eleven million, one thousand, two hundred".