222044143344100 has 288 divisors, whose sum is σ = 608444163081216. Its totient is φ = 68321180889600.

The previous prime is 222044143344097. The next prime is 222044143344143. The reversal of 222044143344100 is 1443341440222.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 819829902 + ... + 820100698.

It is an arithmetic number, because the mean of its divisors is an integer number (2112653344032).

Almost surely, 2^{222044143344100} is an apocalyptic number.

222044143344100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222044143344100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304222081540608).

222044143344100 is an abundant number, since it is smaller than the sum of its proper divisors (386400019737116).

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

222044143344100 is a wasteful number, since it uses less digits than its factorization.

222044143344100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272195 (or 272188 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 222044143344100 its reverse (1443341440222), we get a palindrome (223487484784322).

The spelling of 222044143344100 in words is "two hundred twenty-two trillion, forty-four billion, one hundred forty-three million, three hundred forty-four thousand, one hundred".