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220230323220 = 22353670505387
BaseRepresentation
bin1100110100011011000…
…0000000110000010100
3210001110020012120210210
43031012300000300110
512102012430320340
6245101124045420
721624340601115
oct3150660006024
9701406176723
10220230323220
1185443304496
1236822833870
13179c963a22b
14a932c0020c
155ade539180
hex3346c00c14

220230323220 has 24 divisors (see below), whose sum is σ = 616644905184. Its totient is φ = 58728086176.

The previous prime is 220230323219. The next prime is 220230323221. The reversal of 220230323220 is 22323032022.

It is an interprime number because it is at equal distance from previous prime (220230323219) and next prime (220230323221).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220230323221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835252634 + ... + 1835252753.

It is an arithmetic number, because the mean of its divisors is an integer number (25693537716).

Almost surely, 2220230323220 is an apocalyptic number.

220230323220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220230323220 is an abundant number, since it is smaller than the sum of its proper divisors (396414581964).

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

220230323220 is a wasteful number, since it uses less digits than its factorization.

220230323220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670505399 (or 3670505397 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 220230323220 its reverse (22323032022), we get a palindrome (242553355242).

The spelling of 220230323220 in words is "two hundred twenty billion, two hundred thirty million, three hundred twenty-three thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3670505387 7341010774 11011516161 14682021548 18352526935 22023032322 36705053870 44046064644 55057580805 73410107740 110115161610 220230323220