230001131333331 has 8 divisors (see below), whose sum is σ = 340742416790160. Its totient is φ = 153334087555536.

The previous prime is 230001131333273. The next prime is 230001131333377. The reversal of 230001131333331 is 133333131100032.

230001131333331 is a `hidden beast` number, since 2 + 3 + 0 + 0 + 0 + 11 + 313 + 3 + 3 + 331 = 666.

It is not a de Polignac number, because 230001131333331 - 2⁷ = 230001131333203 is a prime.

It is a super-2 number, since 2×230001131333331² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 8518560419753 = 230001131333331 / (2 + 3 + 0 + 0 + 0 + 1 + 1 + 3 + 1 + 3 + 3 + 3 + 3 + 3 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 230001131333295 and 230001131333304.

It is not an unprimeable number, because it can be changed into a prime (230001131133331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4259280209850 + ... + 4259280209903.

It is an arithmetic number, because the mean of its divisors is an integer number (42592802098770).

Almost surely, 2^{230001131333331} is an apocalyptic number.

230001131333331 is a deficient number, since it is larger than the sum of its proper divisors (110741285456829).

230001131333331 is an equidigital number, since it uses as much as digits as its factorization.

230001131333331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8518560419762 (or 8518560419756 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 27.

Adding to 230001131333331 its reverse (133333131100032), we get a palindrome (363334262433363).

The spelling of 230001131333331 in words is "two hundred thirty trillion, one billion, one hundred thirty-one million, three hundred thirty-three thousand, three hundred thirty-one".