211000022200 has 48 divisors (see below), whose sum is σ = 535172789160. Its totient is φ = 76727280000.

The previous prime is 211000022183. The next prime is 211000022209. The reversal of 211000022200 is 2220000112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211000022209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47952351 + ... + 47956750.

Almost surely, 2^211000022200 is an apocalyptic number.

211000022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211000022200 is an abundant number, since it is smaller than the sum of its proper divisors (324172766960).

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

211000022200 is a wasteful number, since it uses less digits than its factorization.

211000022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95909128 (or 95909119 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 211000022200 its reverse (2220000112), we get a palindrome (213220022312).

The spelling of 211000022200 in words is "two hundred eleven billion, twenty-two thousand, two hundred".