556111102 has 4 divisors (see below), whose sum is σ = 834166656. Its totient is φ = 278055550.

The previous prime is 556111093. The next prime is 556111117. The reversal of 556111102 is 201111655.

It is a happy number.

556111102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139027774 + ... + 139027777.

It is an arithmetic number, because the mean of its divisors is an integer number (208541664).

Almost surely, 2^556111102 is an apocalyptic number.

556111102 is a deficient number, since it is larger than the sum of its proper divisors (278055554).

556111102 is a wasteful number, since it uses less digits than its factorization.

556111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278055553.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 556111102 is about 23582.0080145860. The cubic root of 556111102 is about 822.3446192258.

Adding to 556111102 its reverse (201111655), we get a palindrome (757222757).

The spelling of 556111102 in words is "five hundred fifty-six million, one hundred eleven thousand, one hundred two".