111012010111111 has 8 divisors (see below), whose sum is σ = 120884221537200. Its totient is φ = 101542746090240.

The previous prime is 111012010111021. The next prime is 111012010111129. The reversal of 111012010111111 is 111111010210111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111012010111111 is a prime.

It is a super-3 number, since 3×111012010111111³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111012010111091 and 111012010111100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012010111181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100736850730 + ... + 100736851831.

It is an arithmetic number, because the mean of its divisors is an integer number (15110527692150).

Almost surely, 2^{111012010111111} is an apocalyptic number.

111012010111111 is a deficient number, since it is larger than the sum of its proper divisors (9872211426089).

111012010111111 is a wasteful number, since it uses less digits than its factorization.

111012010111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201473702609.

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 111012010111111 its reverse (111111010210111), we get a palindrome (222123020321222).

The spelling of 111012010111111 in words is "one hundred eleven trillion, twelve billion, ten million, one hundred eleven thousand, one hundred eleven".