103420112 has 40 divisors (see below), whose sum is σ = 212861376. Its totient is φ = 48508416.

The previous prime is 103420111. The next prime is 103420127. The reversal of 103420112 is 211024301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103420111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141893 + ... + 142619.

Almost surely, 2^103420112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103420112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106430688).

103420112 is an abundant number, since it is smaller than the sum of its proper divisors (109441264).

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

103420112 is a wasteful number, since it uses less digits than its factorization.

103420112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 103420112 is about 10169.5679357581. The cubic root of 103420112 is about 469.3912626140.

Adding to 103420112 its reverse (211024301), we get a palindrome (314444413).

The spelling of 103420112 in words is "one hundred three million, four hundred twenty thousand, one hundred twelve".