22052011 has 2 divisors, whose sum is σ = 22052012. Its totient is φ = 22052010.

The previous prime is 22052003. The next prime is 22052029. The reversal of 22052011 is 11025022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22052011 - 2³ = 22052003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22051982 and 22052000.

It is not a weakly prime, because it can be changed into another prime (22052911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11026005 + 11026006.

It is an arithmetic number, because the mean of its divisors is an integer number (11026006).

Almost surely, 2^22052011 is an apocalyptic number.

22052011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22052011 is an equidigital number, since it uses as much as digits as its factorization.

22052011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 22052011 is about 4695.9568779962. The cubic root of 22052011 is about 280.4245727185.

Adding to 22052011 its reverse (11025022), we get a palindrome (33077033).

The spelling of 22052011 in words is "twenty-two million, fifty-two thousand, eleven".