1222210200000 has 168 divisors, whose sum is σ = 4041948892464. Its totient is φ = 325922560000.

The previous prime is 1222210199963. The next prime is 1222210200011. The reversal of 1222210200000 is 20122221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 418509 + ... + 1618508.

It is an arithmetic number, because the mean of its divisors is an integer number (24059219598).

Almost surely, 2^{1222210200000} is an apocalyptic number.

1222210200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222210200000 is an abundant number, since it is smaller than the sum of its proper divisors (2819738692464).

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

1222210200000 is an frugal number, since it uses more digits than its factorization.

1222210200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037057 (or 2037027 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1222210200000 its reverse (20122221), we get a palindrome (1222230322221).

The spelling of 1222210200000 in words is "one trillion, two hundred twenty-two billion, two hundred ten million, two hundred thousand".