111111100001124 has 24 divisors (see below), whose sum is σ = 259260892459968. Its totient is φ = 37036796316000.

The previous prime is 111111100001123. The next prime is 111111100001159. The reversal of 111111100001124 is 421100001111111.

It is not an unprimeable number, because it can be changed into a prime (111111100001123) 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, 27668752 + ... + 31428999.

It is an arithmetic number, because the mean of its divisors is an integer number (10802537185832).

Almost surely, 2^{111111100001124} is an apocalyptic number.

It is an amenable number.

111111100001124 is an abundant number, since it is smaller than the sum of its proper divisors (148149792458844).

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

111111100001124 is a wasteful number, since it uses less digits than its factorization.

111111100001124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59254435 (or 59254433 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111111100001124 its reverse (421100001111111), we get a palindrome (532211101112235).

The spelling of 111111100001124 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred million, one thousand, one hundred twenty-four".