212313135 has 8 divisors (see below), whose sum is σ = 339701040. Its totient is φ = 113233664.

The previous prime is 212313133. The next prime is 212313137. The reversal of 212313135 is 531313212.

It is an interprime number because it is at equal distance from previous prime (212313133) and next prime (212313137).

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

It is a cyclic number.

It is not a de Polignac number, because 212313135 - 2¹ = 212313133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212313133) 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, 7077090 + ... + 7077119.

It is an arithmetic number, because the mean of its divisors is an integer number (42462630).

Almost surely, 2^212313135 is an apocalyptic number.

212313135 is a deficient number, since it is larger than the sum of its proper divisors (127387905).

212313135 is a wasteful number, since it uses less digits than its factorization.

212313135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14154217.

The product of its digits is 540, while the sum is 21.

The square root of 212313135 is about 14570.9689108172. The cubic root of 212313135 is about 596.5666268337.

Adding to 212313135 its reverse (531313212), we get a palindrome (743626347).

The spelling of 212313135 in words is "two hundred twelve million, three hundred thirteen thousand, one hundred thirty-five".