11112111120029 has 2 divisors, whose sum is σ = 11112111120030. Its totient is φ = 11112111120028.

The previous prime is 11112111119987. The next prime is 11112111120073. The reversal of 11112111120029 is 92002111121111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8320628702500 + 2791482417529 = 2884550^2 + 1670773^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112111120029 - 2²⁰ = 11112110071453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11112111119986 and 11112111120013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112111120629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556055560014 + 5556055560015.

It is an arithmetic number, because the mean of its divisors is an integer number (5556055560015).

Almost surely, 2^{11112111120029} is an apocalyptic number.

It is an amenable number.

11112111120029 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112111120029 is an equidigital number, since it uses as much as digits as its factorization.

11112111120029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 11112111120029 in words is "eleven trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty thousand, twenty-nine".