222341220340 has 96 divisors (see below), whose sum is σ = 495891486720. Its totient is φ = 83557584000.

The previous prime is 222341220337. The next prime is 222341220349. The reversal of 222341220340 is 43022143222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222341220349) 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, 41548665 + ... + 41554015.

It is an arithmetic number, because the mean of its divisors is an integer number (5165536320).

Almost surely, 2^222341220340 is an apocalyptic number.

222341220340 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 222341220340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247945743360).

222341220340 is an abundant number, since it is smaller than the sum of its proper divisors (273550266380).

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

222341220340 is a wasteful number, since it uses less digits than its factorization.

222341220340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6973 (or 6971 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 222341220340 its reverse (43022143222), we get a palindrome (265363363562).

The spelling of 222341220340 in words is "two hundred twenty-two billion, three hundred forty-one million, two hundred twenty thousand, three hundred forty".