111112343211111 has 96 divisors (see below), whose sum is σ = 169200514151424. Its totient is φ = 64756400544000.

The previous prime is 111112343211091. The next prime is 111112343211139.

111112343211111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 111112343211111 - 2²² = 111112339016807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112343211211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 763654210 + ... + 763799696.

It is an arithmetic number, because the mean of its divisors is an integer number (1762505355744).

Almost surely, 2^{111112343211111} is an apocalyptic number.

111112343211111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111112343211111 is a deficient number, since it is larger than the sum of its proper divisors (58088170940313).

111112343211111 is a wasteful number, since it uses less digits than its factorization.

111112343211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146213 (or 146202 counting only the distinct ones).

The product of its digits is 144, while the sum is 24.

The spelling of 111112343211111 in words is "one hundred eleven trillion, one hundred twelve billion, three hundred forty-three million, two hundred eleven thousand, one hundred eleven".