33023133012 has 24 divisors (see below), whose sum is σ = 81586564416. Its totient is φ = 10360198528.

The previous prime is 33023133001. The next prime is 33023133019. The reversal of 33023133012 is 21033132033.

It is a self number, because there is not a number n which added to its sum of digits gives 33023133012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33023133019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80938848 + ... + 80939255.

It is an arithmetic number, because the mean of its divisors is an integer number (3399440184).

Almost surely, 2^33023133012 is an apocalyptic number.

It is an amenable number.

33023133012 is an abundant number, since it is smaller than the sum of its proper divisors (48563431404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33023133012 is a wasteful number, since it uses less digits than its factorization.

33023133012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161878127 (or 161878125 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 33023133012 its reverse (21033132033), we get a palindrome (54056265045).

The spelling of 33023133012 in words is "thirty-three billion, twenty-three million, one hundred thirty-three thousand, twelve".