1222022001200 has 240 divisors, whose sum is σ = 3941919534336. Its totient is φ = 351590630400.

The previous prime is 1222022001191. The next prime is 1222022001229. The reversal of 1222022001200 is 21002202221.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 1125602 + ... + 1926401.

Almost surely, 2^{1222022001200} is an apocalyptic number.

1222022001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222022001200 is an abundant number, since it is smaller than the sum of its proper divisors (2719897533136).

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

1222022001200 is a wasteful number, since it uses less digits than its factorization.

1222022001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052052 (or 3052041 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1222022001200 its reverse (21002202221), we get a palindrome (1243024203421).

The spelling of 1222022001200 in words is "one trillion, two hundred twenty-two billion, twenty-two million, one thousand, two hundred".