33530125312 has 44 divisors (see below), whose sum is σ = 67052350800. Its totient is φ = 16758849536.

The previous prime is 33530125283. The next prime is 33530125319. The reversal of 33530125312 is 21352103533.

It is a super-2 number, since 2×33530125312² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33530125319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4142133 + ... + 4150219.

Almost surely, 2^33530125312 is an apocalyptic number.

33530125312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33530125312 is a deficient number, since it is larger than the sum of its proper divisors (33522225488).

33530125312 is an equidigital number, since it uses as much as digits as its factorization.

33530125312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12156 (or 12138 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

Adding to 33530125312 its reverse (21352103533), we get a palindrome (54882228845).

The spelling of 33530125312 in words is "thirty-three billion, five hundred thirty million, one hundred twenty-five thousand, three hundred twelve".