12220211211011 has 2 divisors, whose sum is σ = 12220211211012. Its totient is φ = 12220211211010.

The previous prime is 12220211210993. The next prime is 12220211211037. The reversal of 12220211211011 is 11011211202221.

12220211211011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12220211211011 - 2⁴² = 7822164699907 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220211211041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110105605505 + 6110105605506.

It is an arithmetic number, because the mean of its divisors is an integer number (6110105605506).

Almost surely, 2^{12220211211011} is an apocalyptic number.

12220211211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220211211011 is an equidigital number, since it uses as much as digits as its factorization.

12220211211011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12220211211011 its reverse (11011211202221), we get a palindrome (23231422413232).

The spelling of 12220211211011 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, two hundred eleven thousand, eleven".