199102 has 4 divisors (see below), whose sum is σ = 298656. Its totient is φ = 99550.

The previous prime is 199081. The next prime is 199103. The reversal of 199102 is 201991.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201991 = 73 ⋅2767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49774 + ... + 49777.

It is an arithmetic number, because the mean of its divisors is an integer number (74664).

2¹⁹⁹¹⁰² is an apocalyptic number.

199102 is a deficient number, since it is larger than the sum of its proper divisors (99554).

199102 is an equidigital number, since it uses as much as digits as its factorization.

199102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99553.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 199102 is about 446.2084714570. The cubic root of 199102 is about 58.3926978422.

The spelling of 199102 in words is "one hundred ninety-nine thousand, one hundred two".