9711220426 has 16 divisors (see below), whose sum is σ = 14668807680. Its totient is φ = 4821707520.

The previous prime is 9711220373. The next prime is 9711220451. The reversal of 9711220426 is 6240221179.

9711220426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9711220391 and 9711220400.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 198385 + ... + 242443.

It is an arithmetic number, because the mean of its divisors is an integer number (916800480).

Almost surely, 2^9711220426 is an apocalyptic number.

9711220426 is a deficient number, since it is larger than the sum of its proper divisors (4957587254).

9711220426 is a wasteful number, since it uses less digits than its factorization.

9711220426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44829.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 9711220426 is about 98545.5246370935. The cubic root of 9711220426 is about 2133.4932375312.

The spelling of 9711220426 in words is "nine billion, seven hundred eleven million, two hundred twenty thousand, four hundred twenty-six".