233131230206 has 128 divisors (see below), whose sum is σ = 424292843520. Its totient is φ = 94014950400.

The previous prime is 233131230191. The next prime is 233131230251. The reversal of 233131230206 is 602032131332.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 458017880 + ... + 458018388.

It is an arithmetic number, because the mean of its divisors is an integer number (3314787840).

Almost surely, 2^233131230206 is an apocalyptic number.

233131230206 is a deficient number, since it is larger than the sum of its proper divisors (191161613314).

233131230206 is a wasteful number, since it uses less digits than its factorization.

233131230206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 233131230206 its reverse (602032131332), we get a palindrome (835163361538).

The spelling of 233131230206 in words is "two hundred thirty-three billion, one hundred thirty-one million, two hundred thirty thousand, two hundred six".