222214203240 has 128 divisors (see below), whose sum is σ = 710532414720. Its totient is φ = 55401984000.

The previous prime is 222214203229. The next prime is 222214203241. The reversal of 222214203240 is 42302412222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 222214203240.

It is not an unprimeable number, because it can be changed into a prime (222214203241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52651 + ... + 668730.

It is an arithmetic number, because the mean of its divisors is an integer number (5551034490).

Almost surely, 2^222214203240 is an apocalyptic number.

222214203240 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 222214203240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355266207360).

222214203240 is an abundant number, since it is smaller than the sum of its proper divisors (488318211480).

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

222214203240 is a wasteful number, since it uses less digits than its factorization.

222214203240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721563 (or 721559 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 222214203240 its reverse (42302412222), we get a palindrome (264516615462).

The spelling of 222214203240 in words is "two hundred twenty-two billion, two hundred fourteen million, two hundred three thousand, two hundred forty".