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122303212030 = 25171136366643
BaseRepresentation
bin111000111100111010…
…1101110100111111110
3102200200112001220102201
41301321311232213332
54000434110241110
6132104010142114
711556534102166
oct1617165564776
9380615056381
10122303212030
1147960a7a43a
121b85312193a
13b6c141551c
145cc31ad5a6
1532ac2adb3a
hex1c79d6e9fe

122303212030 has 32 divisors (see below), whose sum is σ = 235158362784. Its totient is φ = 45636089856.

The previous prime is 122303212027. The next prime is 122303212037. The reversal of 122303212030 is 30212303221.

It is a junction number, because it is equal to n+sod(n) for n = 122303211989 and 122303212007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122303212037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3164112 + ... + 3202531.

It is an arithmetic number, because the mean of its divisors is an integer number (7348698837).

Almost surely, 2122303212030 is an apocalyptic number.

122303212030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122303212030 is a deficient number, since it is larger than the sum of its proper divisors (112855150754).

122303212030 is a wasteful number, since it uses less digits than its factorization.

122303212030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6366780.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 122303212030 its reverse (30212303221), we get a palindrome (152515515251).

The spelling of 122303212030 in words is "one hundred twenty-two billion, three hundred three million, two hundred twelve thousand, thirty".

Divisors: 1 2 5 10 17 34 85 113 170 226 565 1130 1921 3842 9605 19210 6366643 12733286 31833215 63666430 108232931 216465862 541164655 719430659 1082329310 1438861318 3597153295 7194306590 12230321203 24460642406 61151606015 122303212030