2211061064 has 16 divisors (see below), whose sum is σ = 4173565500. Its totient is φ = 1098110272.

The previous prime is 2211061057. The next prime is 2211061117. The reversal of 2211061064 is 4601601122.

It can be written as a sum of positive squares in 2 ways, for example, as 1992908164 + 218152900 = 44642^2 + 14770^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 926267 + ... + 928650.

Almost surely, 2^2211061064 is an apocalyptic number.

It is an amenable number.

2211061064 is a deficient number, since it is larger than the sum of its proper divisors (1962504436).

2211061064 is a wasteful number, since it uses less digits than its factorization.

2211061064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855072 (or 1855068 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2211061064 is about 47021.9211006952. The cubic root of 2211061064 is about 1302.7674896858.

Adding to 2211061064 its reverse (4601601122), we get a palindrome (6812662186).

The spelling of 2211061064 in words is "two billion, two hundred eleven million, sixty-one thousand, sixty-four".