12012531333 has 32 divisors (see below), whose sum is σ = 18725271552. Its totient is φ = 6775560000.

The previous prime is 12012531277. The next prime is 12012531337. The reversal of 12012531333 is 33313521021.

It is not a de Polignac number, because 12012531333 - 2⁸ = 12012531077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012531337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185793 + ... + 241958.

It is an arithmetic number, because the mean of its divisors is an integer number (585164736).

Almost surely, 2^12012531333 is an apocalyptic number.

It is an amenable number.

12012531333 is a deficient number, since it is larger than the sum of its proper divisors (6712740219).

12012531333 is a wasteful number, since it uses less digits than its factorization.

12012531333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427825.

The product of its (nonzero) digits is 1620, while the sum is 24.

It can be divided in two parts, 12012 and 531333, that added together give a palindrome (543345).

The spelling of 12012531333 in words is "twelve billion, twelve million, five hundred thirty-one thousand, three hundred thirty-three".