1222112323000 has 64 divisors (see below), whose sum is σ = 2864972167200. Its totient is φ = 487951027200.

The previous prime is 1222112322983. The next prime is 1222112323007. The reversal of 1222112323000 is 3232112221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222112323007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 570105 + ... + 1664104.

Almost surely, 2^{1222112323000} is an apocalyptic number.

1222112323000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222112323000 is an abundant number, since it is smaller than the sum of its proper divisors (1642859844200).

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

1222112323000 is a wasteful number, since it uses less digits than its factorization.

1222112323000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2234777 (or 2234763 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1222112323000 its reverse (3232112221), we get a palindrome (1225344435221).

The spelling of 1222112323000 in words is "one trillion, two hundred twenty-two billion, one hundred twelve million, three hundred twenty-three thousand".