212552043000 has 256 divisors, whose sum is σ = 735718464000. Its totient is φ = 50653952000.

The previous prime is 212552042993. The next prime is 212552043029. The reversal of 212552043000 is 340255212.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1892416 + ... + 2001584.

It is an arithmetic number, because the mean of its divisors is an integer number (2873900250).

Almost surely, 2^212552043000 is an apocalyptic number.

212552043000 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 212552043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367859232000).

212552043000 is an abundant number, since it is smaller than the sum of its proper divisors (523166421000).

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

212552043000 is a wasteful number, since it uses less digits than its factorization.

212552043000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109263 (or 109249 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 212552043000 its reverse (340255212), we get a palindrome (212892298212).

The spelling of 212552043000 in words is "two hundred twelve billion, five hundred fifty-two million, forty-three thousand".