212033420 has 12 divisors (see below), whose sum is σ = 445270224. Its totient is φ = 84813360.

The previous prime is 212033383. The next prime is 212033461. The reversal of 212033420 is 24330212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5300816 + ... + 5300855.

It is an arithmetic number, because the mean of its divisors is an integer number (37105852).

Almost surely, 2^212033420 is an apocalyptic number.

212033420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212033420 is an abundant number, since it is smaller than the sum of its proper divisors (233236804).

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

212033420 is a wasteful number, since it uses less digits than its factorization.

212033420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10601680 (or 10601678 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 212033420 is about 14561.3673808472. The cubic root of 212033420 is about 596.3045265970.

Adding to 212033420 its reverse (24330212), we get a palindrome (236363632).

The spelling of 212033420 in words is "two hundred twelve million, thirty-three thousand, four hundred twenty".