212132233300 has 36 divisors (see below), whose sum is σ = 495736714396. Its totient is φ = 78325747200.

The previous prime is 212132233249. The next prime is 212132233321. The reversal of 212132233300 is 3332231212.

It can be written as a sum of positive squares in 6 ways, for example, as 1087548484 + 211044684816 = 32978^2 + 459396^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81588021 + ... + 81590620.

Almost surely, 2^212132233300 is an apocalyptic number.

212132233300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212132233300 is an abundant number, since it is smaller than the sum of its proper divisors (283604481096).

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

212132233300 is a wasteful number, since it uses less digits than its factorization.

212132233300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163178668 (or 163178661 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 212132233300 its reverse (3332231212), we get a palindrome (215464464512).

The spelling of 212132233300 in words is "two hundred twelve billion, one hundred thirty-two million, two hundred thirty-three thousand, three hundred".