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12203113130 = 251329774441
BaseRepresentation
bin10110101110101110…
…01011101010101010
31011111110022101011222
423113113023222222
5144442444110010
65334523022042
7611255515205
oct132727135252
934443271158
1012203113130
1151a238056a
12244696a922
1311c626bb00
1483a9b093c
154b64e2355
hex2d75cbaaa

12203113130 has 48 divisors (see below), whose sum is σ = 24030770904. Its totient is φ = 4459253760.

The previous prime is 12203113123. The next prime is 12203113163. The reversal of 12203113130 is 3131130221.

It can be written as a sum of positive squares in 12 ways, for example, as 1268855641 + 10934257489 = 35621^2 + 104567^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12203113099 and 12203113108.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126710 + ... + 201150.

Almost surely, 212203113130 is an apocalyptic number.

12203113130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12203113130 is a deficient number, since it is larger than the sum of its proper divisors (11827657774).

12203113130 is a wasteful number, since it uses less digits than its factorization.

12203113130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74571 (or 74558 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12203113130 its reverse (3131130221), we get a palindrome (15334243351).

The spelling of 12203113130 in words is "twelve billion, two hundred three million, one hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 97 130 169 194 338 485 845 970 1261 1690 2522 6305 12610 16393 32786 74441 81965 148882 163930 372205 744410 967733 1935466 4838665 7220777 9677330 12580529 14441554 25161058 36103885 62902645 72207770 93870101 125805290 187740202 469350505 938701010 1220311313 2440622626 6101556565 12203113130