231013200033 has 48 divisors (see below), whose sum is σ = 416175691776. Its totient is φ = 119963034720.

The previous prime is 231013200029. The next prime is 231013200049. The reversal of 231013200033 is 330002310132.

231013200033 is a `hidden beast` number, since 2 + 310 + 1 + 320 + 0 + 0 + 33 = 666.

231013200033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 231013200033 - 2² = 231013200029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231013199979 and 231013200015.

It is not an unprimeable number, because it can be changed into a prime (231013200023) 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 47 ways as a sum of consecutive naturals, for example, 1883016 + ... + 2001942.

It is an arithmetic number, because the mean of its divisors is an integer number (8670326912).

Almost surely, 2^231013200033 is an apocalyptic number.

231013200033 is the 277497-th octagonal number.

It is an amenable number.

231013200033 is a deficient number, since it is larger than the sum of its proper divisors (185162491743).

231013200033 is a wasteful number, since it uses less digits than its factorization.

231013200033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121754 (or 121751 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 231013200033 its reverse (330002310132), we get a palindrome (561015510165).

The spelling of 231013200033 in words is "two hundred thirty-one billion, thirteen million, two hundred thousand, thirty-three".