11220211011127 has 2 divisors, whose sum is σ = 11220211011128. Its totient is φ = 11220211011126.

The previous prime is 11220211011083. The next prime is 11220211011137. The reversal of 11220211011127 is 72111011202211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11220211011127 - 2³¹ = 11218063527479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11220211011098 and 11220211011107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220211011137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610105505563 + 5610105505564.

It is an arithmetic number, because the mean of its divisors is an integer number (5610105505564).

Almost surely, 2^{11220211011127} is an apocalyptic number.

11220211011127 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220211011127 is an equidigital number, since it uses as much as digits as its factorization.

11220211011127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 11220211011127 its reverse (72111011202211), we get a palindrome (83331222213338).

The spelling of 11220211011127 in words is "eleven trillion, two hundred twenty billion, two hundred eleven million, eleven thousand, one hundred twenty-seven".