213210011234 has 16 divisors (see below), whose sum is σ = 349617496320. Its totient is φ = 96711311760.

The previous prime is 213210011233. The next prime is 213210011243. The reversal of 213210011234 is 432110012312.

It is not an unprimeable number, because it can be changed into a prime (213210011233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10105709 + ... + 10126784.

It is an arithmetic number, because the mean of its divisors is an integer number (21851093520).

Almost surely, 2^213210011234 is an apocalyptic number.

213210011234 is a deficient number, since it is larger than the sum of its proper divisors (136407485086).

213210011234 is a wasteful number, since it uses less digits than its factorization.

213210011234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20232985.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 213210011234 its reverse (432110012312), we get a palindrome (645320023546).

The spelling of 213210011234 in words is "two hundred thirteen billion, two hundred ten million, eleven thousand, two hundred thirty-four".