111061005500055 has 32 divisors (see below), whose sum is σ = 191367849435840. Its totient is φ = 54675846236160.

The previous prime is 111061005500033. The next prime is 111061005500113. The reversal of 111061005500055 is 550005500160111.

It is not a de Polignac number, because 111061005500055 - 2¹² = 111061005495959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111061005499995 and 111061005500031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31120095 + ... + 34504815.

It is an arithmetic number, because the mean of its divisors is an integer number (5980245294870).

Almost surely, 2^{111061005500055} is an apocalyptic number.

111061005500055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111061005500055 is a deficient number, since it is larger than the sum of its proper divisors (80306843935785).

111061005500055 is a wasteful number, since it uses less digits than its factorization.

111061005500055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553011.

The product of its (nonzero) digits is 3750, while the sum is 30.

Adding to 111061005500055 its reverse (550005500160111), we get a palindrome (661066505660166).

The spelling of 111061005500055 in words is "one hundred eleven trillion, sixty-one billion, five million, five hundred thousand, fifty-five".