11220200121029 has 2 divisors, whose sum is σ = 11220200121030. Its totient is φ = 11220200121028.

The previous prime is 11220200120999. The next prime is 11220200121047. The reversal of 11220200121029 is 92012100202211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10882147416100 + 338052704929 = 3298810^2 + 581423^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220200121029 - 2²⁴ = 11220183343813 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11220200120995 and 11220200121013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220200121829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610100060514 + 5610100060515.

It is an arithmetic number, because the mean of its divisors is an integer number (5610100060515).

Almost surely, 2^{11220200121029} is an apocalyptic number.

It is an amenable number.

11220200121029 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220200121029 is an equidigital number, since it uses as much as digits as its factorization.

11220200121029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 11220200121029 in words is "eleven trillion, two hundred twenty billion, two hundred million, one hundred twenty-one thousand, twenty-nine".