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12130323310 = 2571710193549
BaseRepresentation
bin10110100110000011…
…00000101101101110
31011022101100021022201
423103001200231232
5144320330321220
65323402532114
7606413022040
oct132301405556
934271307281
1012130323310
115165284496
12242650703a
1311b4164501
14831063a90
154aee14d0a
hex2d3060b6e

12130323310 has 32 divisors (see below), whose sum is σ = 26421681600. Its totient is φ = 3914322432.

The previous prime is 12130323277. The next prime is 12130323347. The reversal of 12130323310 is 1332303121.

It is a super-2 number, since 2×121303233102 (a number of 21 digits) contains 22 as substring.

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, 5095585 + ... + 5097964.

It is an arithmetic number, because the mean of its divisors is an integer number (825677550).

Almost surely, 212130323310 is an apocalyptic number.

12130323310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12130323310 is an abundant number, since it is smaller than the sum of its proper divisors (14291358290).

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

12130323310 is a wasteful number, since it uses less digits than its factorization.

12130323310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10193580.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12130323310 its reverse (1332303121), we get a palindrome (13462626431).

The spelling of 12130323310 in words is "twelve billion, one hundred thirty million, three hundred twenty-three thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 595 1190 10193549 20387098 50967745 71354843 101935490 142709686 173290333 346580666 356774215 713548430 866451665 1213032331 1732903330 2426064662 6065161655 12130323310