7011221012 has 12 divisors (see below), whose sum is σ = 12297336576. Its totient is φ = 3497696280.

The previous prime is 7011221011. The next prime is 7011221029. The reversal of 7011221012 is 2101221107.

It is a super-2 number, since 2×7011221012² = 98314440158220608288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7011221011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1976564 + ... + 1980107.

It is an arithmetic number, because the mean of its divisors is an integer number (1024778048).

Almost surely, 2^7011221012 is an apocalyptic number.

It is an amenable number.

7011221012 is a deficient number, since it is larger than the sum of its proper divisors (5286115564).

7011221012 is a wasteful number, since it uses less digits than its factorization.

7011221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957118 (or 3957116 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 7011221012 is about 83733.0341740940. The cubic root of 7011221012 is about 1913.9527810805.

Adding to 7011221012 its reverse (2101221107), we get a palindrome (9112442119).

The spelling of 7011221012 in words is "seven billion, eleven million, two hundred twenty-one thousand, twelve".