111411091090 has 128 divisors (see below), whose sum is σ = 226212622272. Its totient is φ = 39235829760.

The previous prime is 111411091049. The next prime is 111411091151. The reversal of 111411091090 is 90190114111.

It is a Cunningham number, because it is equal to 333783²+1.

It can be written as a sum of positive squares in 32 ways, for example, as 41131490481 + 70279600609 = 202809^2 + 265103^2 .

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 63 ways as a sum of consecutive naturals, for example, 63553654 + ... + 63555406.

Almost surely, 2^111411091090 is an apocalyptic number.

111411091090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111411091090 is an abundant number, since it is smaller than the sum of its proper divisors (114801531182).

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

111411091090 is a wasteful number, since it uses less digits than its factorization.

111411091090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064.

The product of its (nonzero) digits is 324, while the sum is 28.

The spelling of 111411091090 in words is "one hundred eleven billion, four hundred eleven million, ninety-one thousand, ninety".