11210321011 has 2 divisors, whose sum is σ = 11210321012. Its totient is φ = 11210321010.

The previous prime is 11210321009. The next prime is 11210321027. The reversal of 11210321011 is 11012301211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11210321011 - 2¹ = 11210321009 is a prime.

Together with 11210321009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11210320982 and 11210321000.

It is not a weakly prime, because it can be changed into another prime (11210321411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605160505 + 5605160506.

It is an arithmetic number, because the mean of its divisors is an integer number (5605160506).

Almost surely, 2^11210321011 is an apocalyptic number.

11210321011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11210321011 is an equidigital number, since it uses as much as digits as its factorization.

11210321011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11210321011 its reverse (11012301211), we get a palindrome (22222622222).

The spelling of 11210321011 in words is "eleven billion, two hundred ten million, three hundred twenty-one thousand, eleven".