212241203320 has 32 divisors (see below), whose sum is σ = 477670018320. Its totient is φ = 84873848320.

The previous prime is 212241203311. The next prime is 212241203323. The reversal of 212241203320 is 23302142212.

It is a junction number, because it is equal to n+sod(n) for n = 212241203291 and 212241203300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212241203323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554962 + ... + 855841.

Almost surely, 2^212241203320 is an apocalyptic number.

212241203320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212241203320 is an abundant number, since it is smaller than the sum of its proper divisors (265428815000).

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

212241203320 is a wasteful number, since it uses less digits than its factorization.

212241203320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414575 (or 1414571 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 212241203320 its reverse (23302142212), we get a palindrome (235543345532).

The spelling of 212241203320 in words is "two hundred twelve billion, two hundred forty-one million, two hundred three thousand, three hundred twenty".