212102333120 has 28 divisors (see below), whose sum is σ = 505068681504. Its totient is φ = 84840933120.

The previous prime is 212102333111. The next prime is 212102333143. The reversal of 212102333120 is 21333201212.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 212102333092 and 212102333101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331409576 + ... + 331410215.

Almost surely, 2^212102333120 is an apocalyptic number.

212102333120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212102333120 is an abundant number, since it is smaller than the sum of its proper divisors (292966348384).

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

212102333120 is an equidigital number, since it uses as much as digits as its factorization.

212102333120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662819808 (or 662819798 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212102333120 its reverse (21333201212), we get a palindrome (233435534332).

The spelling of 212102333120 in words is "two hundred twelve billion, one hundred two million, three hundred thirty-three thousand, one hundred twenty".