102238112 has 12 divisors (see below), whose sum is σ = 201281346. Its totient is φ = 51119040.

The previous prime is 102238063. The next prime is 102238117. The reversal of 102238112 is 211832201.

It can be written as a sum of positive squares in only one way, i.e., 101525776 + 712336 = 10076^2 + 844^2 .

It is not an unprimeable number, because it can be changed into a prime (102238117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1597439 + ... + 1597502.

Almost surely, 2^102238112 is an apocalyptic number.

It is an amenable number.

102238112 is a deficient number, since it is larger than the sum of its proper divisors (99043234).

102238112 is an equidigital number, since it uses as much as digits as its factorization.

102238112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194951 (or 3194943 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 102238112 is about 10111.2863672235. The cubic root of 102238112 is about 467.5961646476.

The spelling of 102238112 in words is "one hundred two million, two hundred thirty-eight thousand, one hundred twelve".