109642202 has 4 divisors (see below), whose sum is σ = 164463306. Its totient is φ = 54821100.

The previous prime is 109642199. The next prime is 109642249. The reversal of 109642202 is 202246901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 109641841 + 361 = 10471^2 + 19^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27410549 + ... + 27410552.

Almost surely, 2^109642202 is an apocalyptic number.

109642202 is a deficient number, since it is larger than the sum of its proper divisors (54821104).

109642202 is an equidigital number, since it uses as much as digits as its factorization.

109642202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54821103.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 109642202 is about 10471.0172380720. The cubic root of 109642202 is about 478.6219182577.

The spelling of 109642202 in words is "one hundred nine million, six hundred forty-two thousand, two hundred two".