103120012 has 24 divisors (see below), whose sum is σ = 189348992. Its totient is φ = 49075200.

The previous prime is 103120007. The next prime is 103120057. The reversal of 103120012 is 210021301.

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, 748 + ... + 14380.

Almost surely, 2^103120012 is an apocalyptic number.

It is an amenable number.

103120012 is a deficient number, since it is larger than the sum of its proper divisors (86228980).

103120012 is a wasteful number, since it uses less digits than its factorization.

103120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13729 (or 13727 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 103120012 is about 10154.8024106823. The cubic root of 103120012 is about 468.9368030104.

Adding to 103120012 its reverse (210021301), we get a palindrome (313141313).

The spelling of 103120012 in words is "one hundred three million, one hundred twenty thousand, twelve".