1222312230232 has 16 divisors (see below), whose sum is σ = 2292082190640. Its totient is φ = 611090312736.

The previous prime is 1222312230229. The next prime is 1222312230257. The reversal of 1222312230232 is 2320322132221.

It is a junction number, because it is equal to n+sod(n) for n = 1222312230197 and 1222312230206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8146308 + ... + 8294995.

It is an arithmetic number, because the mean of its divisors is an integer number (143255136915).

Almost surely, 2^{1222312230232} is an apocalyptic number.

It is an amenable number.

1222312230232 is a deficient number, since it is larger than the sum of its proper divisors (1069769960408).

1222312230232 is a wasteful number, since it uses less digits than its factorization.

1222312230232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16450602 (or 16450598 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1222312230232 its reverse (2320322132221), we get a palindrome (3542634362453).

The spelling of 1222312230232 in words is "one trillion, two hundred twenty-two billion, three hundred twelve million, two hundred thirty thousand, two hundred thirty-two".