1223001112200 has 192 divisors, whose sum is σ = 4521306332160. Its totient is φ = 267389041920.

The previous prime is 1223001112183. The next prime is 1223001112213. The reversal of 1223001112200 is 22111003221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1223001112200.

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 47 ways as a sum of consecutive naturals, for example, 6233634 + ... + 6426833.

It is an arithmetic number, because the mean of its divisors is an integer number (23548470480).

Almost surely, 2^{1223001112200} is an apocalyptic number.

1223001112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1223001112200 is an abundant number, since it is smaller than the sum of its proper divisors (3298305219960).

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

1223001112200 is a wasteful number, since it uses less digits than its factorization.

1223001112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12660516 (or 12660507 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1223001112200 its reverse (22111003221), we get a palindrome (1245112115421).

The spelling of 1223001112200 in words is "one trillion, two hundred twenty-three billion, one million, one hundred twelve thousand, two hundred".