221222130103200 has 144 divisors (see below), whose sum is σ = 729942116714496. Its totient is φ = 58184450611200.

The previous prime is 221222130103199. The next prime is 221222130103283. The reversal of 221222130103200 is 2301031222122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 631166496 + ... + 631516895.

It is an arithmetic number, because the mean of its divisors is an integer number (5069042477184).

Almost surely, 2^{221222130103200} is an apocalyptic number.

221222130103200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221222130103200 is an abundant number, since it is smaller than the sum of its proper divisors (508719986611296).

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

221222130103200 is a wasteful number, since it uses less digits than its factorization.

221222130103200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262683487 (or 1262683474 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 221222130103200 its reverse (2301031222122), we get a palindrome (223523161325322).

The spelling of 221222130103200 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, one hundred thirty million, one hundred three thousand, two hundred".