12003031332 has 60 divisors (see below), whose sum is σ = 31559819676. Its totient is φ = 3977864640.

The previous prime is 12003031319. The next prime is 12003031349. The reversal of 12003031332 is 23313030021.

It can be written as a sum of positive squares in 2 ways, for example, as 8923447296 + 3079584036 = 94464^2 + 55494^2 .

It is a super-2 number, since 2×12003031332² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51019 + ... + 163122.

Almost surely, 2^12003031332 is an apocalyptic number.

12003031332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12003031332 is an abundant number, since it is smaller than the sum of its proper divisors (19556788344).

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

12003031332 is a wasteful number, since it uses less digits than its factorization.

12003031332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214330 (or 214319 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12003031332 its reverse (23313030021), we get a palindrome (35316061353).

The spelling of 12003031332 in words is "twelve billion, three million, thirty-one thousand, three hundred thirty-two".