213322321200 has 120 divisors (see below), whose sum is σ = 705385931776. Its totient is φ = 55050912000.

The previous prime is 213322321189. The next prime is 213322321207. The reversal of 213322321200 is 2123223312.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is not an unprimeable number, because it can be changed into a prime (213322321207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2830036 + ... + 2904435.

Almost surely, 2^213322321200 is an apocalyptic number.

213322321200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213322321200 is an abundant number, since it is smaller than the sum of its proper divisors (492063610576).

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

213322321200 is a wasteful number, since it uses less digits than its factorization.

213322321200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5734523 (or 5734512 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 213322321200 its reverse (2123223312), we get a palindrome (215445544512).

The spelling of 213322321200 in words is "two hundred thirteen billion, three hundred twenty-two million, three hundred twenty-one thousand, two hundred".