33132220012 has 12 divisors (see below), whose sum is σ = 58523267880. Its totient is φ = 16411286336.

The previous prime is 33132219943. The next prime is 33132220073. The reversal of 33132220012 is 21002223133.

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, 38705437 + ... + 38706292.

It is an arithmetic number, because the mean of its divisors is an integer number (4876938990).

Almost surely, 2^33132220012 is an apocalyptic number.

It is an amenable number.

33132220012 is a deficient number, since it is larger than the sum of its proper divisors (25391047868).

33132220012 is a wasteful number, since it uses less digits than its factorization.

33132220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77411840 (or 77411838 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 33132220012 its reverse (21002223133), we get a palindrome (54134443145).

The spelling of 33132220012 in words is "thirty-three billion, one hundred thirty-two million, two hundred twenty thousand, twelve".