231330303101 has 2 divisors, whose sum is σ = 231330303102. Its totient is φ = 231330303100.

The previous prime is 231330303031. The next prime is 231330303143. The reversal of 231330303101 is 101303033132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163621059001 + 67709244100 = 404501^2 + 260210^2 .

It is a cyclic number.

It is not a de Polignac number, because 231330303101 - 2¹⁴ = 231330286717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231330353101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115665151550 + 115665151551.

It is an arithmetic number, because the mean of its divisors is an integer number (115665151551).

Almost surely, 2^231330303101 is an apocalyptic number.

It is an amenable number.

231330303101 is a deficient number, since it is larger than the sum of its proper divisors (1).

231330303101 is an equidigital number, since it uses as much as digits as its factorization.

231330303101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 231330303101 its reverse (101303033132), we get a palindrome (332633336233).

The spelling of 231330303101 in words is "two hundred thirty-one billion, three hundred thirty million, three hundred three thousand, one hundred one".