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12223130024 = 237218270179
BaseRepresentation
bin10110110001000111…
…00010100110101000
31011112211222100012102
423120203202212220
5200013110130044
65340520032532
7611620614410
oct133043424650
934484870172
1012223130024
115202702556
122451602748
1311ca459b21
1483d501640
154b814824e
hex2d88e29a8

12223130024 has 16 divisors (see below), whose sum is σ = 26192421600. Its totient is φ = 5238484272.

The previous prime is 12223130011. The next prime is 12223130039. The reversal of 12223130024 is 42003132221.

It is a super-2 number, since 2×122231300242 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12223129978 and 12223130005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109135034 + ... + 109135145.

It is an arithmetic number, because the mean of its divisors is an integer number (1637026350).

Almost surely, 212223130024 is an apocalyptic number.

12223130024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12223130024 is an abundant number, since it is smaller than the sum of its proper divisors (13969291576).

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

12223130024 is a wasteful number, since it uses less digits than its factorization.

12223130024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218270192 (or 218270188 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12223130024 its reverse (42003132221), we get a palindrome (54226262245).

The spelling of 12223130024 in words is "twelve billion, two hundred twenty-three million, one hundred thirty thousand, twenty-four".

Divisors: 1 2 4 7 8 14 28 56 218270179 436540358 873080716 1527891253 1746161432 3055782506 6111565012 12223130024