101233661 has 2 divisors, whose sum is σ = 101233662. Its totient is φ = 101233660.

The previous prime is 101233651. The next prime is 101233667. The reversal of 101233661 is 166332101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58905625 + 42328036 = 7675^2 + 6506^2 .

It is a cyclic number.

It is not a de Polignac number, because 101233661 - 2⁶ = 101233597 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101233667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50616830 + 50616831.

It is an arithmetic number, because the mean of its divisors is an integer number (50616831).

Almost surely, 2^101233661 is an apocalyptic number.

It is an amenable number.

101233661 is a deficient number, since it is larger than the sum of its proper divisors (1).

101233661 is an equidigital number, since it uses as much as digits as its factorization.

101233661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 101233661 is about 10061.4939745547. The cubic root of 101233661 is about 466.0598033977.

Adding to 101233661 its reverse (166332101), we get a palindrome (267565762).

The spelling of 101233661 in words is "one hundred one million, two hundred thirty-three thousand, six hundred sixty-one".