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220230022220 = 22513847038547
BaseRepresentation
bin1100110100011010111…
…0110111010001001100
3210001110012122021220122
43031012232313101030
512102012341202340
6245101113404112
721624335205425
oct3150656672114
9701405567818
10220230022220
118544311932a
1236822709638
13179c9563220
14a932b6264c
155ade4c9db5
hex3346bb744c

220230022220 has 24 divisors (see below), whose sum is σ = 498058666224. Its totient is φ = 81315700416.

The previous prime is 220230022217. The next prime is 220230022223. The reversal of 220230022220 is 22220032022.

It is an interprime number because it is at equal distance from previous prime (220230022217) and next prime (220230022223).

It is not an unprimeable number, because it can be changed into a prime (220230022223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423519014 + ... + 423519533.

It is an arithmetic number, because the mean of its divisors is an integer number (20752444426).

Almost surely, 2220230022220 is an apocalyptic number.

220230022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220230022220 is an abundant number, since it is smaller than the sum of its proper divisors (277828644004).

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

220230022220 is a wasteful number, since it uses less digits than its factorization.

220230022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847038569 (or 847038567 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 220230022220 its reverse (22220032022), we get a palindrome (242450054242).

The spelling of 220230022220 in words is "two hundred twenty billion, two hundred thirty million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 847038547 1694077094 3388154188 4235192735 8470385470 11011501111 16940770940 22023002222 44046004444 55057505555 110115011110 220230022220