231331003201 has 2 divisors, whose sum is σ = 231331003202. Its totient is φ = 231331003200.

The previous prime is 231331003193. The next prime is 231331003223. The reversal of 231331003201 is 102300133132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117896089600 + 113434913601 = 343360^2 + 336801^2 .

It is a cyclic number.

It is not a de Polignac number, because 231331003201 - 2³ = 231331003193 is a prime.

It is not a weakly prime, because it can be changed into another prime (231335003201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115665501600 + 115665501601.

It is an arithmetic number, because the mean of its divisors is an integer number (115665501601).

Almost surely, 2^231331003201 is an apocalyptic number.

It is an amenable number.

231331003201 is a deficient number, since it is larger than the sum of its proper divisors (1).

231331003201 is an equidigital number, since it uses as much as digits as its factorization.

231331003201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 231331003201 its reverse (102300133132), we get a palindrome (333631136333).

The spelling of 231331003201 in words is "two hundred thirty-one billion, three hundred thirty-one million, three thousand, two hundred one".