111104377782 has 16 divisors (see below), whose sum is σ = 222220117440. Its totient is φ = 37032898952.

The previous prime is 111104377781. The next prime is 111104377799. The reversal of 111104377782 is 287773401111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111104377781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343548 + ... + 583295.

It is an arithmetic number, because the mean of its divisors is an integer number (13888757340).

Almost surely, 2^111104377782 is an apocalyptic number.

111104377782 is an abundant number, since it is smaller than the sum of its proper divisors (111115739658).

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

111104377782 is a wasteful number, since it uses less digits than its factorization.

111104377782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946827.

The product of its (nonzero) digits is 65856, while the sum is 42.

Adding to 111104377782 its reverse (287773401111), we get a palindrome (398877778893).

The spelling of 111104377782 in words is "one hundred eleven billion, one hundred four million, three hundred seventy-seven thousand, seven hundred eighty-two".