2211061057 has 2 divisors, whose sum is σ = 2211061058. Its totient is φ = 2211061056.

The previous prime is 2211061033. The next prime is 2211061117. The reversal of 2211061057 is 7501601122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2204865936 + 6195121 = 46956^2 + 2489^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211061057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2211061357) 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, 1105530528 + 1105530529.

It is an arithmetic number, because the mean of its divisors is an integer number (1105530529).

Almost surely, 2^2211061057 is an apocalyptic number.

It is an amenable number.

2211061057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211061057 is an equidigital number, since it uses as much as digits as its factorization.

2211061057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 2211061057 is about 47021.9210262618. The cubic root of 2211061057 is about 1302.7674883110.

Adding to 2211061057 its reverse (7501601122), we get a palindrome (9712662179).

The spelling of 2211061057 in words is "two billion, two hundred eleven million, sixty-one thousand, fifty-seven".