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2220230100220 = 2251139499255499
BaseRepresentation
bin100000010011110000000…
…001101100010011111100
321212020210122122002212121
4200103300001230103330
5242334012401201340
64415543140212324
7316256241320056
oct40236001542374
97766718562777
102220230100220
1178665a012780
122ba36669a0a4
1313149cb23c42
14796616328d6
153cb474c094a
hex204f006c4fc

2220230100220 has 48 divisors (see below), whose sum is σ = 5086494000000. Its totient is φ = 807332800320.

The previous prime is 2220230100197. The next prime is 2220230100233. The reversal of 2220230100220 is 220010320222.

It is a super-3 number, since 3×22202301002203 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2220230100194 and 2220230100203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8562031 + ... + 8817529.

It is an arithmetic number, because the mean of its divisors is an integer number (105968625000).

Almost surely, 22220230100220 is an apocalyptic number.

2220230100220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220230100220 is an abundant number, since it is smaller than the sum of its proper divisors (2866263899780).

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

2220230100220 is a wasteful number, since it uses less digits than its factorization.

2220230100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295018 (or 295016 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2220230100220 its reverse (220010320222), we get a palindrome (2440240420442).

The spelling of 2220230100220 in words is "two trillion, two hundred twenty billion, two hundred thirty million, one hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 39499 78998 157996 197495 255499 394990 434489 510998 789980 868978 1021996 1277495 1737956 2172445 2554990 2810489 4344890 5109980 5620978 8689780 11241956 14052445 28104890 56209780 10091955001 20183910002 40367820004 50459775005 100919550010 111011505011 201839100020 222023010022 444046020044 555057525055 1110115050110 2220230100220