111132130020444 has 48 divisors (see below), whose sum is σ = 310283439947040. Its totient is φ = 34194501544320.

The previous prime is 111132130020349. The next prime is 111132130020463. The reversal of 111132130020444 is 444020031231111.

It is a happy number.

111132130020444 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 3 + 213 + 0 + 0 + 2 + 0 + 444 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39576967977 + ... + 39576970784.

It is an arithmetic number, because the mean of its divisors is an integer number (6464238332230).

Almost surely, 2^{111132130020444} is an apocalyptic number.

It is an amenable number.

111132130020444 is an abundant number, since it is smaller than the sum of its proper divisors (199151309926596).

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

111132130020444 is a wasteful number, since it uses less digits than its factorization.

111132130020444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79153938787 (or 79153938779 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 111132130020444 its reverse (444020031231111), we get a palindrome (555152161251555).

The spelling of 111132130020444 in words is "one hundred eleven trillion, one hundred thirty-two billion, one hundred thirty million, twenty thousand, four hundred forty-four".