234400111 has 12 divisors (see below), whose sum is σ = 258895672. Its totient is φ = 212058000.

The previous prime is 234400073. The next prime is 234400121. The reversal of 234400111 is 111004432.

It is not a de Polignac number, because 234400111 - 2²⁵ = 200845679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234400121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20941 + ... + 30121.

Almost surely, 2^234400111 is an apocalyptic number.

234400111 is a deficient number, since it is larger than the sum of its proper divisors (24495561).

234400111 is a wasteful number, since it uses less digits than its factorization.

234400111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9414 (or 9403 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 234400111 is about 15310.1309922548. The cubic root of 234400111 is about 616.5750370146.

Adding to 234400111 its reverse (111004432), we get a palindrome (345404543).

The spelling of 234400111 in words is "two hundred thirty-four million, four hundred thousand, one hundred eleven".