109311128672 has 24 divisors (see below), whose sum is σ = 215213922000. Its totient is φ = 54653624704.

The previous prime is 109311128651. The next prime is 109311128711. The reversal of 109311128672 is 276821113901.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1387229 + ... + 1463907.

It is an arithmetic number, because the mean of its divisors is an integer number (8967246750).

Almost surely, 2^109311128672 is an apocalyptic number.

It is an amenable number.

109311128672 is a deficient number, since it is larger than the sum of its proper divisors (105902793328).

109311128672 is an equidigital number, since it uses as much as digits as its factorization.

109311128672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121238 (or 121230 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The spelling of 109311128672 in words is "one hundred nine billion, three hundred eleven million, one hundred twenty-eight thousand, six hundred seventy-two".