214323111 has 16 divisors (see below), whose sum is σ = 320663520. Its totient is φ = 141465600.

The previous prime is 214323107. The next prime is 214323133. The reversal of 214323111 is 111323412.

It is not a de Polignac number, because 214323111 - 2² = 214323107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214323611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36570 + ... + 42023.

It is an arithmetic number, because the mean of its divisors is an integer number (20041470).

Almost surely, 2^214323111 is an apocalyptic number.

214323111 is a deficient number, since it is larger than the sum of its proper divisors (106340409).

214323111 is a wasteful number, since it uses less digits than its factorization.

214323111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78703 (or 78697 counting only the distinct ones).

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

The square root of 214323111 is about 14639.7783794701. The cubic root of 214323111 is about 598.4432895808.

Adding to 214323111 its reverse (111323412), we get a palindrome (325646523).

The spelling of 214323111 in words is "two hundred fourteen million, three hundred twenty-three thousand, one hundred eleven".