222220340003220 has 192 divisors, whose sum is σ = 691757661880320. Its totient is φ = 52931087884800.

The previous prime is 222220340003161. The next prime is 222220340003239. The reversal of 222220340003220 is 22300043022222.

It is a super-2 number, since 2×222220340003220² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271350165 + ... + 272167875.

It is an arithmetic number, because the mean of its divisors is an integer number (3602904488960).

Almost surely, 2^{222220340003220} is an apocalyptic number.

222220340003220 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 222220340003220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345878830940160).

222220340003220 is an abundant number, since it is smaller than the sum of its proper divisors (469537321877100).

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

222220340003220 is a wasteful number, since it uses less digits than its factorization.

222220340003220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829006 (or 829004 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 222220340003220 its reverse (22300043022222), we get a palindrome (244520383025442).

The spelling of 222220340003220 in words is "two hundred twenty-two trillion, two hundred twenty billion, three hundred forty million, three thousand, two hundred twenty".