212341113 has 24 divisors (see below), whose sum is σ = 315826056. Its totient is φ = 137376000.

The previous prime is 212341097. The next prime is 212341117. The reversal of 212341113 is 311143212.

212341113 is a `hidden beast` number, since 212 + 341 + 113 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 127848249 + 84492864 = 11307^2 + 9192^2 .

It is not a de Polignac number, because 212341113 - 2⁴ = 212341097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212341117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199603 + ... + 200663.

It is an arithmetic number, because the mean of its divisors is an integer number (13159419).

Almost surely, 2^212341113 is an apocalyptic number.

It is an amenable number.

212341113 is a deficient number, since it is larger than the sum of its proper divisors (103484943).

212341113 is a wasteful number, since it uses less digits than its factorization.

212341113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705 (or 1702 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 212341113 is about 14571.9289388879. The cubic root of 212341113 is about 596.5928302808.

Adding to 212341113 its reverse (311143212), we get a palindrome (523484325).

The spelling of 212341113 in words is "two hundred twelve million, three hundred forty-one thousand, one hundred thirteen".