2211320011 has 2 divisors, whose sum is σ = 2211320012. Its totient is φ = 2211320010.

The previous prime is 2211320009. The next prime is 2211320051. The reversal of 2211320011 is 1100231122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2211320011 - 2¹ = 2211320009 is a prime.

Together with 2211320009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2211319973 and 2211320000.

It is not a weakly prime, because it can be changed into another prime (2211320051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105660005 + 1105660006.

It is an arithmetic number, because the mean of its divisors is an integer number (1105660006).

Almost surely, 2^2211320011 is an apocalyptic number.

2211320011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211320011 is an equidigital number, since it uses as much as digits as its factorization.

2211320011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2211320011 is about 47024.6744911647. The cubic root of 2211320011 is about 1302.8183452939.

Adding to 2211320011 its reverse (1100231122), we get a palindrome (3311551133).

Subtracting from 2211320011 its reverse (1100231122), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 22113 and 20011, that added together give a palindrome (42124).

The spelling of 2211320011 in words is "two billion, two hundred eleven million, three hundred twenty thousand, eleven".