111403202055 has 8 divisors (see below), whose sum is σ = 178245123312. Its totient is φ = 59415041088.

The previous prime is 111403202041. The next prime is 111403202069. The reversal of 111403202055 is 550202304111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111403202041) and next prime (111403202069).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111403202055 - 2⁴ = 111403202039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3713440054 + ... + 3713440083.

It is an arithmetic number, because the mean of its divisors is an integer number (22280640414).

Almost surely, 2^111403202055 is an apocalyptic number.

111403202055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111403202055 is a deficient number, since it is larger than the sum of its proper divisors (66841921257).

111403202055 is an equidigital number, since it uses as much as digits as its factorization.

111403202055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7426880145.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 111403202055 its reverse (550202304111), we get a palindrome (661605506166).

The spelling of 111403202055 in words is "one hundred eleven billion, four hundred three million, two hundred two thousand, fifty-five".