33033121231312 has 10 divisors (see below), whose sum is σ = 64001672385698. Its totient is φ = 16516560615648.

The previous prime is 33033121231307. The next prime is 33033121231333. The reversal of 33033121231312 is 21313212133033.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27560778026896 + 5472343204416 = 5249836^2 + 2339304^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032285038463 + ... + 1032285038494.

Almost surely, 2^{33033121231312} is an apocalyptic number.

It is an amenable number.

33033121231312 is a deficient number, since it is larger than the sum of its proper divisors (30968551154386).

33033121231312 is a wasteful number, since it uses less digits than its factorization.

33033121231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064570076965 (or 2064570076959 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 33033121231312 its reverse (21313212133033), we get a palindrome (54346333364345).

The spelling of 33033121231312 in words is "thirty-three trillion, thirty-three billion, one hundred twenty-one million, two hundred thirty-one thousand, three hundred twelve".