12031122303 has 6 divisors (see below), whose sum is σ = 17378287784. Its totient is φ = 8020748196.

The previous prime is 12031122281. The next prime is 12031122329. The reversal of 12031122303 is 30322113021.

12031122303 is a `hidden beast` number, since 120 + 311 + 2 + 230 + 3 = 666.

It is not a de Polignac number, because 12031122303 - 2¹³ = 12031114111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031122403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 668395675 + ... + 668395692.

Almost surely, 2^12031122303 is an apocalyptic number.

12031122303 is a deficient number, since it is larger than the sum of its proper divisors (5347165481).

12031122303 is a wasteful number, since it uses less digits than its factorization.

12031122303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336791373 (or 1336791370 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12031122303 its reverse (30322113021), we get a palindrome (42353235324).

The spelling of 12031122303 in words is "twelve billion, thirty-one million, one hundred twenty-two thousand, three hundred three".