101234445566 has 16 divisors (see below), whose sum is σ = 161491742160. Its totient is φ = 47458794240.

The previous prime is 101234445563. The next prime is 101234445577. The reversal of 101234445566 is 665544432101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101234445563) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13728605 + ... + 13735976.

It is an arithmetic number, because the mean of its divisors is an integer number (10093233885).

Almost surely, 2^101234445566 is an apocalyptic number.

101234445566 is a deficient number, since it is larger than the sum of its proper divisors (60257296594).

101234445566 is a wasteful number, since it uses less digits than its factorization.

101234445566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27464699.

The product of its (nonzero) digits is 345600, while the sum is 41.

Adding to 101234445566 its reverse (665544432101), we get a palindrome (766778877667).

The spelling of 101234445566 in words is "one hundred one billion, two hundred thirty-four million, four hundred forty-five thousand, five hundred sixty-six".