222222201202320 has 640 divisors, whose sum is σ = 766718835425280. Its totient is φ = 52788357642240.

The previous prime is 222222201202319. The next prime is 222222201202327. The reversal of 222222201202320 is 23202102222222.

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

It is not an unprimeable number, because it can be changed into a prime (222222201202327) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 121899176929 + ... + 121899178751.

It is an arithmetic number, because the mean of its divisors is an integer number (1197998180352).

Almost surely, 2^{222222201202320} is an apocalyptic number.

222222201202320 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 222222201202320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383359417712640).

222222201202320 is an abundant number, since it is smaller than the sum of its proper divisors (544496634222960).

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

222222201202320 is a wasteful number, since it uses less digits than its factorization.

222222201202320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003 (or 3997 counting only the distinct ones).

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

Adding to 222222201202320 its reverse (23202102222222), we get a palindrome (245424303424542).

The spelling of 222222201202320 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred one million, two hundred two thousand, three hundred twenty".