1220200211011 has 2 divisors, whose sum is σ = 1220200211012. Its totient is φ = 1220200211010.

The previous prime is 1220200210969. The next prime is 1220200211053. The reversal of 1220200211011 is 1101120020221.

It is a balanced prime because it is at equal distance from previous prime (1220200210969) and next prime (1220200211053).

It is a cyclic number.

It is not a de Polignac number, because 1220200211011 - 2²⁷ = 1220065993283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1220200210982 and 1220200211000.

It is not a weakly prime, because it can be changed into another prime (1220200211081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610100105505 + 610100105506.

It is an arithmetic number, because the mean of its divisors is an integer number (610100105506).

Almost surely, 2^{1220200211011} is an apocalyptic number.

1220200211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220200211011 is an equidigital number, since it uses as much as digits as its factorization.

1220200211011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1220200211011 its reverse (1101120020221), we get a palindrome (2321320231232).

The spelling of 1220200211011 in words is "one trillion, two hundred twenty billion, two hundred million, two hundred eleven thousand, eleven".