101011100506 has 8 divisors (see below), whose sum is σ = 153016815924. Its totient is φ = 50005495200.

The previous prime is 101011100479. The next prime is 101011100521. The reversal of 101011100506 is 605001110101.

It can be written as a sum of positive squares in 2 ways, for example, as 76615472025 + 24395628481 = 276795^2 + 156191^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 101011100506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250027275 + ... + 250027678.

Almost surely, 2^101011100506 is an apocalyptic number.

101011100506 is a deficient number, since it is larger than the sum of its proper divisors (52005715418).

101011100506 is a wasteful number, since it uses less digits than its factorization.

101011100506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500055056.

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 101011100506 its reverse (605001110101), we get a palindrome (706012210607).

The spelling of 101011100506 in words is "one hundred one billion, eleven million, one hundred thousand, five hundred six".