12312133203332 has 6 divisors (see below), whose sum is σ = 21546233105838. Its totient is φ = 6156066601664.

The previous prime is 12312133203317. The next prime is 12312133203361. The reversal of 12312133203332 is 23330233121321.

It can be written as a sum of positive squares in only one way, i.e., 6816934577476 + 5495198625856 = 2610926^2 + 2344184^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12312133203295 and 12312133203304.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1539016650413 + ... + 1539016650420.

It is an arithmetic number, because the mean of its divisors is an integer number (3591038850973).

Almost surely, 2^{12312133203332} is an apocalyptic number.

It is an amenable number.

12312133203332 is a deficient number, since it is larger than the sum of its proper divisors (9234099902506).

12312133203332 is a wasteful number, since it uses less digits than its factorization.

12312133203332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078033300837 (or 3078033300835 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 12312133203332 its reverse (23330233121321), we get a palindrome (35642366324653).

The spelling of 12312133203332 in words is "twelve trillion, three hundred twelve billion, one hundred thirty-three million, two hundred three thousand, three hundred thirty-two".