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122202303020 = 22572633318911
BaseRepresentation
bin111000111001111010…
…0110010101000101100
3102200102111012012021222
41301303310302220230
54000232242144040
6132050003242512
711554200302630
oct1616364625054
9380374165258
10122202303020
114790a017a66
121b825379438
13b6a6544055
145cb3a22dc0
1532a34c9bb5
hex1c73d32a2c

122202303020 has 48 divisors (see below), whose sum is σ = 294400770048. Its totient is φ = 41738612160.

The previous prime is 122202303011. The next prime is 122202303031. The reversal of 122202303020 is 20303202221.

It is a super-2 number, since 2×1222023030202 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122202303020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1622636 + ... + 1696275.

It is an arithmetic number, because the mean of its divisors is an integer number (6133349376).

Almost surely, 2122202303020 is an apocalyptic number.

122202303020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122202303020 is an abundant number, since it is smaller than the sum of its proper divisors (172198467028).

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

122202303020 is a wasteful number, since it uses less digits than its factorization.

122202303020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3319190 (or 3319188 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 122202303020 its reverse (20303202221), we get a palindrome (142505505241).

The spelling of 122202303020 in words is "one hundred twenty-two billion, two hundred two million, three hundred three thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 263 526 1052 1315 1841 2630 3682 5260 7364 9205 18410 36820 3318911 6637822 13275644 16594555 23232377 33189110 46464754 66378220 92929508 116161885 232323770 464647540 872873593 1745747186 3491494372 4364367965 6110115151 8728735930 12220230302 17457471860 24440460604 30550575755 61101151510 122202303020