213412303111 has 16 divisors (see below), whose sum is σ = 247485536064. Its totient is φ = 180240470784.

The previous prime is 213412303103. The next prime is 213412303121. The reversal of 213412303111 is 111303214312.

It is a cyclic number.

It is not a de Polignac number, because 213412303111 - 2³ = 213412303103 is a prime.

It is a super-2 number, since 2×213412303111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213412303121) 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 15 ways as a sum of consecutive naturals, for example, 311505 + ... + 723781.

It is an arithmetic number, because the mean of its divisors is an integer number (15467846004).

Almost surely, 2^213412303111 is an apocalyptic number.

213412303111 is a deficient number, since it is larger than the sum of its proper divisors (34073232953).

213412303111 is a wasteful number, since it uses less digits than its factorization.

213412303111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413370.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 213412303111 its reverse (111303214312), we get a palindrome (324715517423).

The spelling of 213412303111 in words is "two hundred thirteen billion, four hundred twelve million, three hundred three thousand, one hundred eleven".