20033012 has 12 divisors (see below), whose sum is σ = 35873376. Its totient is φ = 9783480.

The previous prime is 20033009. The next prime is 20033029. The reversal of 20033012 is 21033002.

It is a junction number, because it is equal to n+sod(n) for n = 20032984 and 20033002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58064 + ... + 58407.

It is an arithmetic number, because the mean of its divisors is an integer number (2989448).

Almost surely, 2^20033012 is an apocalyptic number.

It is an amenable number.

20033012 is a deficient number, since it is larger than the sum of its proper divisors (15840364).

20033012 is a wasteful number, since it uses less digits than its factorization.

20033012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116518 (or 116516 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 20033012 is about 4475.8252870281. The cubic root of 20033012 is about 271.5910268212.

Adding to 20033012 its reverse (21033002), we get a palindrome (41066014).

The spelling of 20033012 in words is "twenty million, thirty-three thousand, twelve".