12331203610066 has 16 divisors (see below), whose sum is σ = 20234540249280. Its totient is φ = 5589479475280.

The previous prime is 12331203610049. The next prime is 12331203610091. The reversal of 12331203610066 is 66001630213321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780645661 + ... + 780661456.

It is an arithmetic number, because the mean of its divisors is an integer number (1264658765580).

Almost surely, 2^{12331203610066} is an apocalyptic number.

12331203610066 is a deficient number, since it is larger than the sum of its proper divisors (7903336639214).

12331203610066 is a wasteful number, since it uses less digits than its factorization.

12331203610066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561307489.

The product of its (nonzero) digits is 23328, while the sum is 34.

Adding to 12331203610066 its reverse (66001630213321), we get a palindrome (78332833823387).

The spelling of 12331203610066 in words is "twelve trillion, three hundred thirty-one billion, two hundred three million, six hundred ten thousand, sixty-six".