235220254207 has 4 divisors (see below), whose sum is σ = 235232745640. Its totient is φ = 235207762776.

The previous prime is 235220254193. The next prime is 235220254259. The reversal of 235220254207 is 702452022532.

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 235220254207 - 2²³ = 235211865599 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 (235220254807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6217428 + ... + 6255145.

It is an arithmetic number, because the mean of its divisors is an integer number (58808186410).

Almost surely, 2^235220254207 is an apocalyptic number.

235220254207 is a deficient number, since it is larger than the sum of its proper divisors (12491433).

235220254207 is a wasteful number, since it uses less digits than its factorization.

235220254207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12491432.

The product of its (nonzero) digits is 67200, while the sum is 34.

Adding to 235220254207 its reverse (702452022532), we get a palindrome (937672276739).

The spelling of 235220254207 in words is "two hundred thirty-five billion, two hundred twenty million, two hundred fifty-four thousand, two hundred seven".