33103012 has 48 divisors (see below), whose sum is σ = 64350720. Its totient is φ = 14833152.

The previous prime is 33103001. The next prime is 33103061. The reversal of 33103012 is 21030133.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 33102983 and 33103001.

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 15 ways as a sum of consecutive naturals, for example, 148333 + ... + 148555.

It is an arithmetic number, because the mean of its divisors is an integer number (1340640).

Almost surely, 2^33103012 is an apocalyptic number.

It is an amenable number.

33103012 is a deficient number, since it is larger than the sum of its proper divisors (31247708).

33103012 is a wasteful number, since it uses less digits than its factorization.

33103012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 33103012 is about 5753.5217041391. The cubic root of 33103012 is about 321.0868383700.

Adding to 33103012 its reverse (21030133), we get a palindrome (54133145).

The spelling of 33103012 in words is "thirty-three million, one hundred three thousand, twelve".