212333021124 has 24 divisors (see below), whose sum is σ = 566221389888. Its totient is φ = 60666577440.

The previous prime is 212333021111. The next prime is 212333021149. The reversal of 212333021124 is 421120333212.

It is a junction number, because it is equal to n+sod(n) for n = 212333021094 and 212333021103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263886947 + ... + 1263887114.

It is an arithmetic number, because the mean of its divisors is an integer number (23592557912).

Almost surely, 2^212333021124 is an apocalyptic number.

It is an amenable number.

212333021124 is an abundant number, since it is smaller than the sum of its proper divisors (353888368764).

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

212333021124 is a wasteful number, since it uses less digits than its factorization.

212333021124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527774075 (or 2527774073 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 212333021124 its reverse (421120333212), we get a palindrome (633453354336).

The spelling of 212333021124 in words is "two hundred twelve billion, three hundred thirty-three million, twenty-one thousand, one hundred twenty-four".