822552011 has 2 divisors, whose sum is σ = 822552012. Its totient is φ = 822552010.

The previous prime is 822552007. The next prime is 822552043. The reversal of 822552011 is 110255228.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 822552011 - 2² = 822552007 is a prime.

It is not a weakly prime, because it can be changed into another prime (822552001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411276005 + 411276006.

It is an arithmetic number, because the mean of its divisors is an integer number (411276006).

Almost surely, 2^822552011 is an apocalyptic number.

822552011 is a deficient number, since it is larger than the sum of its proper divisors (1).

822552011 is an equidigital number, since it uses as much as digits as its factorization.

822552011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 822552011 is about 28680.1675552986. The cubic root of 822552011 is about 936.9601555930.

The spelling of 822552011 in words is "eight hundred twenty-two million, five hundred fifty-two thousand, eleven".