212333323100 has 18 divisors (see below), whose sum is σ = 460763311344. Its totient is φ = 84933329200.

The previous prime is 212333323093. The next prime is 212333323133. The reversal of 212333323100 is 1323333212.

It is a super-2 number, since 2×212333323100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1061666516 + ... + 1061666715.

Almost surely, 2^212333323100 is an apocalyptic number.

212333323100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212333323100 is an abundant number, since it is smaller than the sum of its proper divisors (248429988244).

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

212333323100 is a wasteful number, since it uses less digits than its factorization.

212333323100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123333245 (or 2123333238 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 212333323100 its reverse (1323333212), we get a palindrome (213656656312).

The spelling of 212333323100 in words is "two hundred twelve billion, three hundred thirty-three million, three hundred twenty-three thousand, one hundred".