212020333320 has 32 divisors (see below), whose sum is σ = 636061000320. Its totient is φ = 56538755520.

The previous prime is 212020333319. The next prime is 212020333339. The reversal of 212020333320 is 23333020212.

It is a super-2 number, since 2×212020333320² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 883417936 + ... + 883418175.

It is an arithmetic number, because the mean of its divisors is an integer number (19876906260).

Almost surely, 2^212020333320 is an apocalyptic number.

212020333320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212020333320 is an abundant number, since it is smaller than the sum of its proper divisors (424040667000).

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

212020333320 is a wasteful number, since it uses less digits than its factorization.

212020333320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766836125 (or 1766836121 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 212020333320 its reverse (23333020212), we get a palindrome (235353353532).

The spelling of 212020333320 in words is "two hundred twelve billion, twenty million, three hundred thirty-three thousand, three hundred twenty".