11211012022211 has 2 divisors, whose sum is σ = 11211012022212. Its totient is φ = 11211012022210.

The previous prime is 11211012022201. The next prime is 11211012022219. The reversal of 11211012022211 is 11222021011211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11211012022211 - 2³⁴ = 11193832153027 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11211012022211.

It is not a weakly prime, because it can be changed into another prime (11211012022219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605506011105 + 5605506011106.

It is an arithmetic number, because the mean of its divisors is an integer number (5605506011106).

Almost surely, 2^{11211012022211} is an apocalyptic number.

11211012022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211012022211 is an equidigital number, since it uses as much as digits as its factorization.

11211012022211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11211012022211 its reverse (11222021011211), we get a palindrome (22433033033422).

The spelling of 11211012022211 in words is "eleven trillion, two hundred eleven billion, twelve million, twenty-two thousand, two hundred eleven".