221113010011 has 2 divisors, whose sum is σ = 221113010012. Its totient is φ = 221113010010.

The previous prime is 221113010009. The next prime is 221113010029. The reversal of 221113010011 is 110010311122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221113010011 - 2¹ = 221113010009 is a prime.

It is a super-2 number, since 2×221113010011² (a number of 23 digits) contains 22 as substring.

Together with 221113010009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 221113009973 and 221113010000.

It is not a weakly prime, because it can be changed into another prime (221113010711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110556505005 + 110556505006.

It is an arithmetic number, because the mean of its divisors is an integer number (110556505006).

Almost surely, 2^221113010011 is an apocalyptic number.

221113010011 is a deficient number, since it is larger than the sum of its proper divisors (1).

221113010011 is an equidigital number, since it uses as much as digits as its factorization.

221113010011 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 221113010011 its reverse (110010311122), we get a palindrome (331123321133).

The spelling of 221113010011 in words is "two hundred twenty-one billion, one hundred thirteen million, ten thousand, eleven".