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BaseRepresentation
bin110010000100100111110111…
…100010010000011001011100
31001212201211100012211111001022
4302010213313202100121130
5212331041040321321340
62100211402041303312
764246241112113666
oct6204476742203134
91055654305744038
10220220011120220
1164194867176371
1220848144194b38
1395b5872661107
143c549c3901536
151a6d6640b03b5
hexc849f789065c

220220011120220 has 96 divisors (see below), whose sum is σ = 474836541379200. Its totient is φ = 85740917391360.

The previous prime is 220220011120199. The next prime is 220220011120231. The reversal of 220220011120220 is 22021110022022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7159981082 + ... + 7160011838.

It is an arithmetic number, because the mean of its divisors is an integer number (4946213972700).

Almost surely, 2220220011120220 is an apocalyptic number.

220220011120220 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 220220011120220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237418270689600).

220220011120220 is an abundant number, since it is smaller than the sum of its proper divisors (254616530258980).

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

220220011120220 is a wasteful number, since it uses less digits than its factorization.

220220011120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50703 (or 50701 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220220011120220 its reverse (22021110022022), we get a palindrome (242241121142242).

The spelling of 220220011120220 in words is "two hundred twenty trillion, two hundred twenty billion, eleven million, one hundred twenty thousand, two hundred twenty".