231006101 has 2 divisors, whose sum is σ = 231006102. Its totient is φ = 231006100.

The previous prime is 231006077. The next prime is 231006131. The reversal of 231006101 is 101600132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227859025 + 3147076 = 15095^2 + 1774^2 .

It is a cyclic number.

It is not a de Polignac number, because 231006101 - 2⁶ = 231006037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231006131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115503050 + 115503051.

It is an arithmetic number, because the mean of its divisors is an integer number (115503051).

Almost surely, 2^231006101 is an apocalyptic number.

It is an amenable number.

231006101 is a deficient number, since it is larger than the sum of its proper divisors (1).

231006101 is an equidigital number, since it uses as much as digits as its factorization.

231006101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 231006101 is about 15198.8848604100. The cubic root of 231006101 is about 613.5846457180.

Adding to 231006101 its reverse (101600132), we get a palindrome (332606233).

The spelling of 231006101 in words is "two hundred thirty-one million, six thousand, one hundred one".