101226506 has 4 divisors (see below), whose sum is σ = 151839762. Its totient is φ = 50613252.

The previous prime is 101226491. The next prime is 101226523. The reversal of 101226506 is 605622101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605622101 = 7 ⋅86517443.

It can be written as a sum of positive squares in only one way, i.e., 95746225 + 5480281 = 9785^2 + 2341^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25306625 + ... + 25306628.

Almost surely, 2^101226506 is an apocalyptic number.

101226506 is a deficient number, since it is larger than the sum of its proper divisors (50613256).

101226506 is an equidigital number, since it uses as much as digits as its factorization.

101226506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50613255.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 101226506 is about 10061.1384047731. The cubic root of 101226506 is about 466.0488230696.

Adding to 101226506 its reverse (605622101), we get a palindrome (706848607).

The spelling of 101226506 in words is "one hundred one million, two hundred twenty-six thousand, five hundred six".