231033301101 has 36 divisors (see below), whose sum is σ = 343153134324. Its totient is φ = 149782867200.

The previous prime is 231033301099. The next prime is 231033301133. The reversal of 231033301101 is 101103330132.

It is a happy number.

231033301101 is a `hidden beast` number, since 231 + 0 + 3 + 330 + 1 + 101 = 666.

231033301101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 50399801001 + 180633500100 = 224499^2 + 425010^2 .

It is not a de Polignac number, because 231033301101 - 2¹ = 231033301099 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231033301171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33768441 + ... + 33775281.

It is an arithmetic number, because the mean of its divisors is an integer number (9532031509).

Almost surely, 2^231033301101 is an apocalyptic number.

It is an amenable number.

231033301101 is a deficient number, since it is larger than the sum of its proper divisors (112119833223).

231033301101 is a wasteful number, since it uses less digits than its factorization.

231033301101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9662 (or 9622 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 231033301101 its reverse (101103330132), we get a palindrome (332136631233).

The spelling of 231033301101 in words is "two hundred thirty-one billion, thirty-three million, three hundred one thousand, one hundred one".