234505112101 has 4 divisors (see below), whose sum is σ = 252543966892. Its totient is φ = 216466257312.

The previous prime is 234505112087. The next prime is 234505112119. The reversal of 234505112101 is 101211505432.

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

It can be written as a sum of positive squares in 2 ways, for example, as 52729936900 + 181775175201 = 229630^2 + 426351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234505112101 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 (234505112201) 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, 9019427376 + ... + 9019427401.

It is an arithmetic number, because the mean of its divisors is an integer number (63135991723).

Almost surely, 2^234505112101 is an apocalyptic number.

It is an amenable number.

234505112101 is a deficient number, since it is larger than the sum of its proper divisors (18038854791).

234505112101 is a wasteful number, since it uses less digits than its factorization.

234505112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18038854790.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 234505112101 its reverse (101211505432), we get a palindrome (335716617533).

The spelling of 234505112101 in words is "two hundred thirty-four billion, five hundred five million, one hundred twelve thousand, one hundred one".