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2002222011020 = 2257111300144163
BaseRepresentation
bin11101001000101101101…
…110110101001010001100
321002102002021221201001112
4131020231232311022030
5230301022313323040
64131450314231152
7264440633200220
oct35105556651214
97072067851045
102002222011020
11702157144630
122840641254b8
13116a68a015aa
146cc9da1a780
15371380e6365
hex1d22dbb528c

2002222011020 has 48 divisors (see below), whose sum is σ = 5242181269248. Its totient is φ = 624069197760.

The previous prime is 2002222010969. The next prime is 2002222011037. The reversal of 2002222011020 is 201102222002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 2002222010986 and 2002222011004.

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, 650070542 + ... + 650073621.

It is an arithmetic number, because the mean of its divisors is an integer number (109212109776).

Almost surely, 22002222011020 is an apocalyptic number.

2002222011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002222011020 is an abundant number, since it is smaller than the sum of its proper divisors (3239959258228).

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

2002222011020 is a wasteful number, since it uses less digits than its factorization.

2002222011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300144190 (or 1300144188 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2002222011020 its reverse (201102222002), we get a palindrome (2203324233022).

The spelling of 2002222011020 in words is "two trillion, two billion, two hundred twenty-two million, eleven thousand, twenty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 1300144163 2600288326 5200576652 6500720815 9101009141 13001441630 14301585793 18202018282 26002883260 28603171586 36404036564 45505045705 57206343172 71507928965 91010091410 100111100551 143015857930 182020182820 200222201102 286031715860 400444402204 500555502755 1001111005510 2002222011020