222300324144 has 120 divisors (see below), whose sum is σ = 627872388000. Its totient is φ = 73419540480.

The previous prime is 222300324091. The next prime is 222300324163. The reversal of 222300324144 is 441423003222.

222300324144 is a `hidden beast` number, since 2 + 22 + 300 + 324 + 14 + 4 = 666.

It is a super-2 number, since 2×222300324144² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6890002 + ... + 6922190.

It is an arithmetic number, because the mean of its divisors is an integer number (5232269900).

Almost surely, 2^222300324144 is an apocalyptic number.

222300324144 is a gapful number since it is divisible by the number (24) 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 222300324144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313936194000).

222300324144 is an abundant number, since it is smaller than the sum of its proper divisors (405572063856).

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

222300324144 is a wasteful number, since it uses less digits than its factorization.

222300324144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32643 (or 32634 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 222300324144 its reverse (441423003222), we get a palindrome (663723327366).

The spelling of 222300324144 in words is "two hundred twenty-two billion, three hundred million, three hundred twenty-four thousand, one hundred forty-four".