120011112111011 has 16 divisors (see below), whose sum is σ = 131499695690496. Its totient is φ = 108619318500000.

The previous prime is 120011112110959. The next prime is 120011112111139. The reversal of 120011112111011 is 110111211110021.

It is not a de Polignac number, because 120011112111011 - 2¹⁸ = 120011111848867 is a prime.

It is a super-2 number, since 2×120011112111011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120011112111511) 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, 3023600 + ... + 15784941.

It is an arithmetic number, because the mean of its divisors is an integer number (8218730980656).

Almost surely, 2^{120011112111011} is an apocalyptic number.

120011112111011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120011112111011 is a deficient number, since it is larger than the sum of its proper divisors (11488583579485).

120011112111011 is a wasteful number, since it uses less digits than its factorization.

120011112111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18811114.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 120011112111011 its reverse (110111211110021), we get a palindrome (230122323221032).

The spelling of 120011112111011 in words is "one hundred twenty trillion, eleven billion, one hundred twelve million, one hundred eleven thousand, eleven".