111267543340 has 12 divisors (see below), whose sum is σ = 233661841056. Its totient is φ = 44507017328.

The previous prime is 111267543293. The next prime is 111267543347. The reversal of 111267543340 is 43345762111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111267543340.

It is not an unprimeable number, because it can be changed into a prime (111267543347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2781688564 + ... + 2781688603.

It is an arithmetic number, because the mean of its divisors is an integer number (19471820088).

Almost surely, 2^111267543340 is an apocalyptic number.

111267543340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111267543340 is an abundant number, since it is smaller than the sum of its proper divisors (122394297716).

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

111267543340 is a wasteful number, since it uses less digits than its factorization.

111267543340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5563377176 (or 5563377174 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 111267543340 in words is "one hundred eleven billion, two hundred sixty-seven million, five hundred forty-three thousand, three hundred forty".