212201200320 has 112 divisors (see below), whose sum is σ = 673932599808. Its totient is φ = 56570711040.

The previous prime is 212201200307. The next prime is 212201200339. The reversal of 212201200320 is 23002102212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 212201200320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3513417 + ... + 3573303.

Almost surely, 2^212201200320 is an apocalyptic number.

212201200320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212201200320 is an abundant number, since it is smaller than the sum of its proper divisors (461731399488).

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

212201200320 is a wasteful number, since it uses less digits than its factorization.

212201200320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63598 (or 63588 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 212201200320 its reverse (23002102212), we get a palindrome (235203302532).

The spelling of 212201200320 in words is "two hundred twelve billion, two hundred one million, two hundred thousand, three hundred twenty".