102098042 has 8 divisors (see below), whose sum is σ = 154122996. Its totient is φ = 50723712.

The previous prime is 102097999. The next prime is 102098057. The reversal of 102098042 is 240890201.

It can be written as a sum of positive squares in 2 ways, for example, as 101989801 + 108241 = 10099^2 + 329^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162263 + ... + 162890.

Almost surely, 2^102098042 is an apocalyptic number.

102098042 is a deficient number, since it is larger than the sum of its proper divisors (52024954).

102098042 is a wasteful number, since it uses less digits than its factorization.

102098042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325312.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 102098042 is about 10104.3575748288. The cubic root of 102098042 is about 467.3825256989.

The spelling of 102098042 in words is "one hundred two million, ninety-eight thousand, forty-two".