231302110011 has 16 divisors (see below), whose sum is σ = 352649810688. Its totient is φ = 132101589600.

The previous prime is 231302109977. The next prime is 231302110031. The reversal of 231302110011 is 110011203132.

It is a happy number.

It is not a de Polignac number, because 231302110011 - 2¹¹ = 231302107963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231302110031) 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 15 ways as a sum of consecutive naturals, for example, 2920185 + ... + 2998346.

It is an arithmetic number, because the mean of its divisors is an integer number (22040613168).

Almost surely, 2^231302110011 is an apocalyptic number.

231302110011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

231302110011 is a deficient number, since it is larger than the sum of its proper divisors (121347700677).

231302110011 is a wasteful number, since it uses less digits than its factorization.

231302110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5920402.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 231302110011 its reverse (110011203132), we get a palindrome (341313313143).

The spelling of 231302110011 in words is "two hundred thirty-one billion, three hundred two million, one hundred ten thousand, eleven".