65030221611 has 12 divisors (see below), whose sum is σ = 94271652592. Its totient is φ = 43196968656.

The previous prime is 65030221591. The next prime is 65030221637. The reversal of 65030221611 is 11612203056.

65030221611 is a `hidden beast` number, since 650 + 3 + 0 + 2 + 2 + 1 + 6 + 1 + 1 = 666.

It is not a de Polignac number, because 65030221611 - 2⁶ = 65030221547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65030221651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13040071 + ... + 13045056.

Almost surely, 2^65030221611 is an apocalyptic number.

65030221611 is a deficient number, since it is larger than the sum of its proper divisors (29241430981).

65030221611 is a wasteful number, since it uses less digits than its factorization.

65030221611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26085410 (or 26085407 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 65030221611 its reverse (11612203056), we get a palindrome (76642424667).

The spelling of 65030221611 in words is "sixty-five billion, thirty million, two hundred twenty-one thousand, six hundred eleven".