212101322200 has 48 divisors (see below), whose sum is σ = 494047352160. Its totient is φ = 84683664000.

The previous prime is 212101322197. The next prime is 212101322203. The reversal of 212101322200 is 2223101212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (212101322197) and next prime (212101322203).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212101322203) 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, 871936 + ... + 1088335.

It is an arithmetic number, because the mean of its divisors is an integer number (10292653170).

Almost surely, 2^212101322200 is an apocalyptic number.

212101322200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212101322200 is an abundant number, since it is smaller than the sum of its proper divisors (281946029960).

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

212101322200 is a wasteful number, since it uses less digits than its factorization.

212101322200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960828 (or 1960819 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212101322200 its reverse (2223101212), we get a palindrome (214324423412).

The spelling of 212101322200 in words is "two hundred twelve billion, one hundred one million, three hundred twenty-two thousand, two hundred".