211413100331 has 4 divisors (see below), whose sum is σ = 211578656112. Its totient is φ = 211247544552.

The previous prime is 211413100271. The next prime is 211413100343. The reversal of 211413100331 is 133001314112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211413100331 - 2⁶ = 211413100267 is a prime.

It is a super-2 number, since 2×211413100331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211413100531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82775975 + ... + 82778528.

It is an arithmetic number, because the mean of its divisors is an integer number (52894664028).

Almost surely, 2^211413100331 is an apocalyptic number.

211413100331 is a deficient number, since it is larger than the sum of its proper divisors (165555781).

211413100331 is a wasteful number, since it uses less digits than its factorization.

211413100331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165555780.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211413100331 its reverse (133001314112), we get a palindrome (344414414443).

The spelling of 211413100331 in words is "two hundred eleven billion, four hundred thirteen million, one hundred thousand, three hundred thirty-one".