112111105554 has 36 divisors (see below), whose sum is σ = 282565747854. Its totient is φ = 32031744192.

The previous prime is 112111105543. The next prime is 112111105571. The reversal of 112111105554 is 455501111211.

112111105554 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 1 + 1 + 105 + 554 = 666.

It can be written as a sum of positive squares in only one way, i.e., 109326116025 + 2784989529 = 330645^2 + 52773^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 63554167 + ... + 63555930.

Almost surely, 2^112111105554 is an apocalyptic number.

112111105554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

112111105554 is an abundant number, since it is smaller than the sum of its proper divisors (170454642300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112111105554 is a wasteful number, since it uses less digits than its factorization.

112111105554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127110119 (or 127110109 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 27.

Adding to 112111105554 its reverse (455501111211), we get a palindrome (567612216765).

It can be divided in two parts, 11211 and 1105554, that added together give a triangular number (1116765 = T₁₄₉₄).

The spelling of 112111105554 in words is "one hundred twelve billion, one hundred eleven million, one hundred five thousand, five hundred fifty-four".