103042012 has 6 divisors (see below), whose sum is σ = 180323528. Its totient is φ = 51521004.

The previous prime is 103042007. The next prime is 103042013. The reversal of 103042012 is 210240301.

It is a junction number, because it is equal to n+sod(n) for n = 103041983 and 103042001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103042013) by changing a digit.

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 as a sum of consecutive naturals, namely, 12880248 + ... + 12880255.

Almost surely, 2^103042012 is an apocalyptic number.

It is an amenable number.

103042012 is a deficient number, since it is larger than the sum of its proper divisors (77281516).

103042012 is a wasteful number, since it uses less digits than its factorization.

103042012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25760507 (or 25760505 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 103042012 is about 10150.9611367594. The cubic root of 103042012 is about 468.8185385529.

Adding to 103042012 its reverse (210240301), we get a palindrome (313282313).

The spelling of 103042012 in words is "one hundred three million, forty-two thousand, twelve".