109775173922 has 6 divisors (see below), whose sum is σ = 164663463729. Its totient is φ = 54887352680.

The previous prime is 109775173897. The next prime is 109775173939. The reversal of 109775173922 is 229371577901.

It can be written as a sum of positive squares in 2 ways, for example, as 57154943041 + 52620230881 = 239071^2 + 229391^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=234281.

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 351422 + ... + 585702.

Almost surely, 2^109775173922 is an apocalyptic number.

109775173922 is a deficient number, since it is larger than the sum of its proper divisors (54888289807).

109775173922 is an frugal number, since it uses more digits than its factorization.

109775173922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468564 (or 234283 counting only the distinct ones).

The product of its (nonzero) digits is 1666980, while the sum is 53.

The spelling of 109775173922 in words is "one hundred nine billion, seven hundred seventy-five million, one hundred seventy-three thousand, nine hundred twenty-two".