12203122302312 has 16 divisors (see below), whose sum is σ = 30507805755840. Its totient is φ = 4067707434096.

The previous prime is 12203122302253. The next prime is 12203122302347. The reversal of 12203122302312 is 21320322130221.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 508463429263 = 12203122302312 / (1 + 2 + 2 + 0 + 3 + 1 + 2 + 2 + 3 + 0 + 2 + 3 + 1 + 2).

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 3 ways as a sum of consecutive naturals, for example, 254231714608 + ... + 254231714655.

It is an arithmetic number, because the mean of its divisors is an integer number (1906737859740).

Almost surely, 2^{12203122302312} is an apocalyptic number.

12203122302312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12203122302312 is an abundant number, since it is smaller than the sum of its proper divisors (18304683453528).

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

12203122302312 is a wasteful number, since it uses less digits than its factorization.

12203122302312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508463429272 (or 508463429268 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12203122302312 its reverse (21320322130221), we get a palindrome (33523444432533).

The spelling of 12203122302312 in words is "twelve trillion, two hundred three billion, one hundred twenty-two million, three hundred two thousand, three hundred twelve".