103202112 has 112 divisors (see below), whose sum is σ = 296997120. Its totient is φ = 31438848.

The previous prime is 103202111. The next prime is 103202123. The reversal of 103202112 is 211202301.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103202111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431689 + ... + 431927.

It is an arithmetic number, because the mean of its divisors is an integer number (2651760).

Almost surely, 2^103202112 is an apocalyptic number.

103202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148498560).

103202112 is an abundant number, since it is smaller than the sum of its proper divisors (193795008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103202112 is a wasteful number, since it uses less digits than its factorization.

103202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 103202112 is about 10158.8440287269. The cubic root of 103202112 is about 469.0612195292.

Adding to 103202112 its reverse (211202301), we get a palindrome (314404413).

The spelling of 103202112 in words is "one hundred three million, two hundred two thousand, one hundred twelve".