12031020002233 has 4 divisors (see below), whose sum is σ = 12100563470628. Its totient is φ = 11961476533840.

The previous prime is 12031020002191. The next prime is 12031020002257. The reversal of 12031020002233 is 33220002013021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9699910923024 + 2331109079209 = 3114468^2 + 1526797^2 .

It is a cyclic number.

It is not a de Polignac number, because 12031020002233 - 2⁴¹ = 9831996746681 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12031020002233.

It is not an unprimeable number, because it can be changed into a prime (12031020002263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34771733938 + ... + 34771734283.

It is an arithmetic number, because the mean of its divisors is an integer number (3025140867657).

Almost surely, 2^{12031020002233} is an apocalyptic number.

It is an amenable number.

12031020002233 is a deficient number, since it is larger than the sum of its proper divisors (69543468395).

12031020002233 is an equidigital number, since it uses as much as digits as its factorization.

12031020002233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69543468394.

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

Adding to 12031020002233 its reverse (33220002013021), we get a palindrome (45251022015254).

The spelling of 12031020002233 in words is "twelve trillion, thirty-one billion, twenty million, two thousand, two hundred thirty-three".