111010111110126 has 24 divisors (see below), whose sum is σ = 240522860657664. Its totient is φ = 37003223715840.

The previous prime is 111010111110103. The next prime is 111010111110127. The reversal of 111010111110126 is 621011111010111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111010111110099 and 111010111110108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010111110127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7504110 + ... + 16683281.

It is an arithmetic number, because the mean of its divisors is an integer number (10021785860736).

Almost surely, 2^{111010111110126} is an apocalyptic number.

111010111110126 is an abundant number, since it is smaller than the sum of its proper divisors (129512749547538).

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

111010111110126 is a wasteful number, since it uses less digits than its factorization.

111010111110126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24442376 (or 24442373 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 18.

Adding to 111010111110126 its reverse (621011111010111), we get a palindrome (732021222120237).

The spelling of 111010111110126 in words is "one hundred eleven trillion, ten billion, one hundred eleven million, one hundred ten thousand, one hundred twenty-six".