111111060611111 has 8 divisors (see below), whose sum is σ = 122213818735248. Its totient is φ = 101010055099800.

The previous prime is 111111060611051. The next prime is 111111060611123. The reversal of 111111060611111 is 111116060111111.

It is not a de Polignac number, because 111111060611111 - 2⁴⁶ = 40742316433447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111111060631111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41739690860 + ... + 41739693521.

It is an arithmetic number, because the mean of its divisors is an integer number (15276727341906).

Almost surely, 2^{111111060611111} is an apocalyptic number.

111111060611111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111111060611111 is a deficient number, since it is larger than the sum of its proper divisors (11102758124137).

111111060611111 is an frugal number, since it uses more digits than its factorization.

111111060611111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83479384414 (or 83479384392 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 23.

The spelling of 111111060611111 in words is "one hundred eleven trillion, one hundred eleven billion, sixty million, six hundred eleven thousand, one hundred eleven".