211000121022200 has 48 divisors (see below), whose sum is σ = 490591737094680. Its totient is φ = 84397217317760.

The previous prime is 211000121022091. The next prime is 211000121022203. The reversal of 211000121022200 is 2220121000112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211000121022203) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11712002 + ... + 23646801.

Almost surely, 2^{211000121022200} is an apocalyptic number.

211000121022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211000121022200 is an abundant number, since it is smaller than the sum of its proper divisors (279591616072480).

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

211000121022200 is a wasteful number, since it uses less digits than its factorization.

211000121022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35388656 (or 35388647 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211000121022200 its reverse (2220121000112), we get a palindrome (213220242022312).

The spelling of 211000121022200 in words is "two hundred eleven trillion, one hundred twenty-one million, twenty-two thousand, two hundred".