213214551204 has 12 divisors (see below), whose sum is σ = 497500619504. Its totient is φ = 71071517064.

The previous prime is 213214551203. The next prime is 213214551257. The reversal of 213214551204 is 402155412312.

213214551204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (213214551203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8883939622 + ... + 8883939645.

Almost surely, 2^213214551204 is an apocalyptic number.

It is an amenable number.

213214551204 is an abundant number, since it is smaller than the sum of its proper divisors (284286068300).

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

213214551204 is a wasteful number, since it uses less digits than its factorization.

213214551204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17767879274 (or 17767879272 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 213214551204 its reverse (402155412312), we get a palindrome (615369963516).

The spelling of 213214551204 in words is "two hundred thirteen billion, two hundred fourteen million, five hundred fifty-one thousand, two hundred four".