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2222232020320 = 255136117514439
BaseRepresentation
bin100000010101100111010…
…110011010010101100000
321212102222011121011222111
4200111213112122111200
5242402112344122240
64420513532245104
7316356660336604
oct40254726322540
97772864534874
102222232020320
117874970509a4
122ba825010794
1313172b7c1250
14797b146b504
153cc131121ea
hex2056759a560

2222232020320 has 96 divisors (see below), whose sum is σ = 5746557821760. Its totient is φ = 807065303040.

The previous prime is 2222232020291. The next prime is 2222232020341. The reversal of 2222232020320 is 230202322222.

It is a junction number, because it is equal to n+sod(n) for n = 2222232020291 and 2222232020300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8630340 + ... + 8884099.

It is an arithmetic number, because the mean of its divisors is an integer number (59859977310).

Almost surely, 22222232020320 is an apocalyptic number.

2222232020320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222232020320 is an abundant number, since it is smaller than the sum of its proper divisors (3524325801440).

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

2222232020320 is a wasteful number, since it uses less digits than its factorization.

2222232020320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17514528 (or 17514520 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 2222232020320 its reverse (230202322222), we get a palindrome (2452434342542).

The spelling of 2222232020320 in words is "two trillion, two hundred twenty-two billion, two hundred thirty-two million, twenty thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 61 65 80 104 122 130 160 208 244 260 305 416 488 520 610 793 976 1040 1220 1586 1952 2080 2440 3172 3965 4880 6344 7930 9760 12688 15860 25376 31720 63440 126880 17514439 35028878 70057756 87572195 140115512 175144390 227687707 280231024 350288780 455375414 560462048 700577560 910750828 1068380779 1138438535 1401155120 1821501656 2136761558 2276877070 2802310240 3643003312 4273523116 4553754140 5341903895 7286006624 8547046232 9107508280 10683807790 13888950127 17094092464 18215016560 21367615580 27777900254 34188184928 36430033120 42735231160 55555800508 69444750635 85470462320 111111601016 138889501270 170940924640 222223202032 277779002540 444446404064 555558005080 1111116010160 2222232020320