103144012 has 24 divisors (see below), whose sum is σ = 186770304. Its totient is φ = 49802112.

The previous prime is 103144009. The next prime is 103144031. The reversal of 103144012 is 210441301.

It is a super-2 number, since 2×103144012² = 21277374422912288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17733 + ... + 22819.

It is an arithmetic number, because the mean of its divisors is an integer number (7782096).

Almost surely, 2^103144012 is an apocalyptic number.

It is an amenable number.

103144012 is a deficient number, since it is larger than the sum of its proper divisors (83626292).

103144012 is a wasteful number, since it uses less digits than its factorization.

103144012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5265 (or 5263 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 103144012 is about 10155.9840488256. The cubic root of 103144012 is about 468.9731800758.

Adding to 103144012 its reverse (210441301), we get a palindrome (313585313).

The spelling of 103144012 in words is "one hundred three million, one hundred forty-four thousand, twelve".