211330212134 has 8 divisors (see below), whose sum is σ = 317090151840. Its totient is φ = 105633494856.

The previous prime is 211330212113. The next prime is 211330212187. The reversal of 211330212134 is 431212033112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 15797249 + ... + 15810620.

It is an arithmetic number, because the mean of its divisors is an integer number (39636268980).

Almost surely, 2^211330212134 is an apocalyptic number.

211330212134 is a deficient number, since it is larger than the sum of its proper divisors (105759939706).

211330212134 is a wasteful number, since it uses less digits than its factorization.

211330212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31611214.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 211330212134 its reverse (431212033112), we get a palindrome (642542245246).

The spelling of 211330212134 in words is "two hundred eleven billion, three hundred thirty million, two hundred twelve thousand, one hundred thirty-four".