212100233010 has 64 divisors (see below), whose sum is σ = 523016583552. Its totient is φ = 55008446976.

The previous prime is 212100232999. The next prime is 212100233011. The reversal of 212100233010 is 10332001212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (212100233011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2706397 + ... + 2783663.

It is an arithmetic number, because the mean of its divisors is an integer number (8172134118).

Almost surely, 2^212100233010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212100233010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261508291776).

212100233010 is an abundant number, since it is smaller than the sum of its proper divisors (310916350542).

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

212100233010 is a wasteful number, since it uses less digits than its factorization.

212100233010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79787.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 212100233010 its reverse (10332001212), we get a palindrome (222432234222).

The spelling of 212100233010 in words is "two hundred twelve billion, one hundred million, two hundred thirty-three thousand, ten".