111342022011 has 16 divisors (see below), whose sum is σ = 179946702720. Its totient is φ = 67480013160.

The previous prime is 111342021997. The next prime is 111342022049. The reversal of 111342022011 is 110220243111.

111342022011 is a `hidden beast` number, since 1 + 1 + 13 + 420 + 220 + 11 = 666.

It is not a de Polignac number, because 111342022011 - 2⁵ = 111342021979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111342022091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187444185 + ... + 187444778.

It is an arithmetic number, because the mean of its divisors is an integer number (11246668920).

Almost surely, 2^111342022011 is an apocalyptic number.

111342022011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111342022011 is a deficient number, since it is larger than the sum of its proper divisors (68604680709).

111342022011 is a wasteful number, since it uses less digits than its factorization.

111342022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374888983 (or 374888977 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 111342022011 its reverse (110220243111), we get a palindrome (221562265122).

The spelling of 111342022011 in words is "one hundred eleven billion, three hundred forty-two million, twenty-two thousand, eleven".