12303022201222 has 4 divisors (see below), whose sum is σ = 18454533301836. Its totient is φ = 6151511100610.

The previous prime is 12303022201207. The next prime is 12303022201229. The reversal of 12303022201222 is 22210222030321.

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

It is a super-2 number, since 2×12303022201222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12303022201193 and 12303022201202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303022201229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3075755550304 + ... + 3075755550307.

It is an arithmetic number, because the mean of its divisors is an integer number (4613633325459).

Almost surely, 2^{12303022201222} is an apocalyptic number.

12303022201222 is a deficient number, since it is larger than the sum of its proper divisors (6151511100614).

12303022201222 is an equidigital number, since it uses as much as digits as its factorization.

12303022201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151511100613.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12303022201222 its reverse (22210222030321), we get a palindrome (34513244231543).

The spelling of 12303022201222 in words is "twelve trillion, three hundred three billion, twenty-two million, two hundred one thousand, two hundred twenty-two".