211232223000 has 192 divisors, whose sum is σ = 733262418720. Its totient is φ = 54806112000.

The previous prime is 211232222989. The next prime is 211232223001. The reversal of 211232223000 is 322232112.

211232223000 is a `hidden beast` number, since 2 + 112 + 322 + 230 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211232223001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15835 + ... + 650165.

Almost surely, 2^211232223000 is an apocalyptic number.

211232223000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211232223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366631209360).

211232223000 is an abundant number, since it is smaller than the sum of its proper divisors (522030195720).

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

211232223000 is a wasteful number, since it uses less digits than its factorization.

211232223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634395 (or 634378 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 211232223000 its reverse (322232112), we get a palindrome (211554455112).

The spelling of 211232223000 in words is "two hundred eleven billion, two hundred thirty-two million, two hundred twenty-three thousand".