111200029993 has 4 divisors (see below), whose sum is σ = 119753878468. Its totient is φ = 102646181520.

The previous prime is 111200029943. The next prime is 111200030003. The reversal of 111200029993 is 399920002111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19444350249 + 91755679744 = 139443^2 + 302912^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111200029993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111200029943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4276924218 + ... + 4276924243.

It is an arithmetic number, because the mean of its divisors is an integer number (29938469617).

Almost surely, 2^111200029993 is an apocalyptic number.

111200029993 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111200029993 is a deficient number, since it is larger than the sum of its proper divisors (8553848475).

111200029993 is an equidigital number, since it uses as much as digits as its factorization.

111200029993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553848474.

The product of its (nonzero) digits is 8748, while the sum is 37.

The spelling of 111200029993 in words is "one hundred eleven billion, two hundred million, twenty-nine thousand, nine hundred ninety-three".