7011221945712 has 80 divisors (see below), whose sum is σ = 19185773594400. Its totient is φ = 2198679248896.

The previous prime is 7011221945711. The next prime is 7011221945759. The reversal of 7011221945712 is 2175491221107.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7011221945711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157414 + ... + 3747962.

It is an arithmetic number, because the mean of its divisors is an integer number (239822169930).

Almost surely, 2^{7011221945712} is an apocalyptic number.

It is an amenable number.

7011221945712 is an abundant number, since it is smaller than the sum of its proper divisors (12174551648688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7011221945712 is a wasteful number, since it uses less digits than its factorization.

7011221945712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592970 (or 3592964 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 42.

The spelling of 7011221945712 in words is "seven trillion, eleven billion, two hundred twenty-one million, nine hundred forty-five thousand, seven hundred twelve".