1200223223320 has 64 divisors (see below), whose sum is σ = 2946339476640. Its totient is φ = 436394880000.

The previous prime is 1200223223317. The next prime is 1200223223333. The reversal of 1200223223320 is 233223220021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1200223223291 and 1200223223300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3808914 + ... + 4111966.

Almost surely, 2^{1200223223320} is an apocalyptic number.

1200223223320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200223223320 is an abundant number, since it is smaller than the sum of its proper divisors (1746116253320).

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

1200223223320 is a wasteful number, since it uses less digits than its factorization.

1200223223320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312076 (or 312072 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 1200223223320 its reverse (233223220021), we get a palindrome (1433446443341).

The spelling of 1200223223320 in words is "one trillion, two hundred billion, two hundred twenty-three million, two hundred twenty-three thousand, three hundred twenty".