212122303300 has 36 divisors (see below), whose sum is σ = 461453379156. Its totient is φ = 84637312000.

The previous prime is 212122303291. The next prime is 212122303301. The reversal of 212122303300 is 3303221212.

It can be written as a sum of positive squares in 6 ways, for example, as 35908734016 + 176213569284 = 189496^2 + 419778^2 .

It is not an unprimeable number, because it can be changed into a prime (212122303301) 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, 2604817 + ... + 2685016.

It is an arithmetic number, because the mean of its divisors is an integer number (12818149421).

Almost surely, 2^212122303300 is an apocalyptic number.

212122303300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212122303300 is an abundant number, since it is smaller than the sum of its proper divisors (249331075856).

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

212122303300 is a wasteful number, since it uses less digits than its factorization.

212122303300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5290248 (or 5290241 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 212122303300 its reverse (3303221212), we get a palindrome (215425524512).

The spelling of 212122303300 in words is "two hundred twelve billion, one hundred twenty-two million, three hundred three thousand, three hundred".