1222100230200 has 96 divisors (see below), whose sum is σ = 3788780002560. Its totient is φ = 325870230400.

The previous prime is 1222100230199. The next prime is 1222100230223. The reversal of 1222100230200 is 20320012221.

It is a happy number.

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 1222100230200.

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, 9410107 + ... + 9539093.

It is an arithmetic number, because the mean of its divisors is an integer number (39466458360).

Almost surely, 2^{1222100230200} is an apocalyptic number.

1222100230200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222100230200 is an abundant number, since it is smaller than the sum of its proper divisors (2566679772360).

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

1222100230200 is a wasteful number, since it uses less digits than its factorization.

1222100230200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144797 (or 144788 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1222100230200 its reverse (20320012221), we get a palindrome (1242420242421).

The spelling of 1222100230200 in words is "one trillion, two hundred twenty-two billion, one hundred million, two hundred thirty thousand, two hundred".