12011120029 has 2 divisors, whose sum is σ = 12011120030. Its totient is φ = 12011120028.

The previous prime is 12011119997. The next prime is 12011120057. The reversal of 12011120029 is 92002111021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7055664004 + 4955456025 = 83998^2 + 70395^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011120029 - 2⁵ = 12011119997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12011119988 and 12011120015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011120059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005560014 + 6005560015.

It is an arithmetic number, because the mean of its divisors is an integer number (6005560015).

Almost surely, 2^12011120029 is an apocalyptic number.

It is an amenable number.

12011120029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011120029 is an equidigital number, since it uses as much as digits as its factorization.

12011120029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 12011120029 in words is "twelve billion, eleven million, one hundred twenty thousand, twenty-nine".