111002012011 has 16 divisors (see below), whose sum is σ = 123943772160. Its totient is φ = 98562208320.

The previous prime is 111002011999. The next prime is 111002012053. The reversal of 111002012011 is 110210200111.

It is a cyclic number.

It is not a de Polignac number, because 111002012011 - 2⁵ = 111002011979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111002012711) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 588331 + ... + 753748.

It is an arithmetic number, because the mean of its divisors is an integer number (7746485760).

Almost surely, 2^111002012011 is an apocalyptic number.

111002012011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111002012011 is a deficient number, since it is larger than the sum of its proper divisors (12941760149).

111002012011 is a wasteful number, since it uses less digits than its factorization.

111002012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342266.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111002012011 its reverse (110210200111), we get a palindrome (221212212122).

The spelling of 111002012011 in words is "one hundred eleven billion, two million, twelve thousand, eleven".