111101011011040 has 48 divisors (see below), whose sum is σ = 276290672127120. Its totient is φ = 42101435750400.

The previous prime is 111101011011037. The next prime is 111101011011041. The reversal of 111101011011040 is 40110110101111.

It is a self number, because there is not a number n which added to its sum of digits gives 111101011011040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101011011041) 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, 18273189561 + ... + 18273195640.

It is an arithmetic number, because the mean of its divisors is an integer number (5756055669315).

Almost surely, 2^{111101011011040} is an apocalyptic number.

111101011011040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111101011011040 is an abundant number, since it is smaller than the sum of its proper divisors (165189661116080).

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

111101011011040 is a wasteful number, since it uses less digits than its factorization.

111101011011040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36546385235 (or 36546385227 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111101011011040 its reverse (40110110101111), we get a palindrome (151211121112151).

The spelling of 111101011011040 in words is "one hundred eleven trillion, one hundred one billion, eleven million, eleven thousand, forty".