101225786 has 16 divisors (see below), whose sum is σ = 161484840. Its totient is φ = 47424000.

The previous prime is 101225743. The next prime is 101225797. The reversal of 101225786 is 687522101.

It can be written as a sum of positive squares in 4 ways, for example, as 91107025 + 10118761 = 9545^2 + 3181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1286 + ... + 14286.

Almost surely, 2^101225786 is an apocalyptic number.

101225786 is a deficient number, since it is larger than the sum of its proper divisors (60259054).

101225786 is a wasteful number, since it uses less digits than its factorization.

101225786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13249.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 101225786 is about 10061.1026234703. The cubic root of 101225786 is about 466.0477181022.

Adding to 101225786 its reverse (687522101), we get a palindrome (788747887).

The spelling of 101225786 in words is "one hundred one million, two hundred twenty-five thousand, seven hundred eighty-six".