213210011214 has 16 divisors (see below), whose sum is σ = 473800025040. Its totient is φ = 71070003720.

The previous prime is 213210011213. The next prime is 213210011233. The reversal of 213210011214 is 412110012312.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213210011213) 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, 1974166717 + ... + 1974166824.

It is an arithmetic number, because the mean of its divisors is an integer number (29612501565).

Almost surely, 2^213210011214 is an apocalyptic number.

213210011214 is an abundant number, since it is smaller than the sum of its proper divisors (260590013826).

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

213210011214 is a wasteful number, since it uses less digits than its factorization.

213210011214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3948333552 (or 3948333546 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 213210011214 its reverse (412110012312), we get a palindrome (625320023526).

The spelling of 213210011214 in words is "two hundred thirteen billion, two hundred ten million, eleven thousand, two hundred fourteen".