109285767722 has 4 divisors (see below), whose sum is σ = 163928651586. Its totient is φ = 54642883860.

The previous prime is 109285767667. The next prime is 109285767727. The reversal of 109285767722 is 227767582901.

109285767722 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 227767582901 = 23 ⋅9902938387.

It can be written as a sum of positive squares in only one way, i.e., 107616146401 + 1669621321 = 328049^2 + 40861^2 .

It is not an unprimeable number, because it can be changed into a prime (109285767727) 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 as a sum of consecutive naturals, namely, 27321441929 + ... + 27321441932.

Almost surely, 2^109285767722 is an apocalyptic number.

109285767722 is a deficient number, since it is larger than the sum of its proper divisors (54642883864).

109285767722 is an equidigital number, since it uses as much as digits as its factorization.

109285767722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54642883863.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 109285767722 in words is "one hundred nine billion, two hundred eighty-five million, seven hundred sixty-seven thousand, seven hundred twenty-two".