101000266 has 4 divisors (see below), whose sum is σ = 151500402. Its totient is φ = 50500132.

The previous prime is 101000239. The next prime is 101000267. The reversal of 101000266 is 662000101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 662000101 = 7 ⋅94571443.

It can be written as a sum of positive squares in only one way, i.e., 53597041 + 47403225 = 7321^2 + 6885^2 .

It is not an unprimeable number, because it can be changed into a prime (101000267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25250065 + ... + 25250068.

Almost surely, 2^101000266 is an apocalyptic number.

101000266 is a deficient number, since it is larger than the sum of its proper divisors (50500136).

101000266 is an equidigital number, since it uses as much as digits as its factorization.

101000266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50500135.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 101000266 is about 10049.8888551068. Note that the first 4 decimals coincide. The cubic root of 101000266 is about 465.7013596132.

Adding to 101000266 its reverse (662000101), we get a palindrome (763000367).

The spelling of 101000266 in words is "one hundred one million, two hundred sixty-six", and thus it is an aban number.