212200021304 has 16 divisors (see below), whose sum is σ = 398269381200. Its totient is φ = 105994852992.

The previous prime is 212200021289. The next prime is 212200021379. The reversal of 212200021304 is 403120002212.

It is a congruent number.

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, 13136132 + ... + 13152275.

It is an arithmetic number, because the mean of its divisors is an integer number (24891836325).

Almost surely, 2^212200021304 is an apocalyptic number.

It is an amenable number.

212200021304 is a deficient number, since it is larger than the sum of its proper divisors (186069359896).

212200021304 is a wasteful number, since it uses less digits than its factorization.

212200021304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26289422 (or 26289418 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 212200021304 its reverse (403120002212), we get a palindrome (615320023516).

The spelling of 212200021304 in words is "two hundred twelve billion, two hundred million, twenty-one thousand, three hundred four".