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12214301125 = 53137516493
BaseRepresentation
bin10110110000000011…
…10111000111000101
31011112020100210020011
423120001313013011
5200003330114000
65340002510221
7611452563235
oct133001670705
934466323204
1012214301125
1151a8722244
12244a665371
1311c8688320
1483c283cc5
154b74a22ba
hex2d80771c5

12214301125 has 16 divisors (see below), whose sum is σ = 16416022896. Its totient is φ = 9019790400.

The previous prime is 12214301123. The next prime is 12214301131. The reversal of 12214301125 is 52110341221.

It can be written as a sum of positive squares in 8 ways, for example, as 6189126241 + 6025174884 = 78671^2 + 77622^2 .

It is not a de Polignac number, because 12214301125 - 21 = 12214301123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12214301096 and 12214301105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12214301123) 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, 3756622 + ... + 3759871.

It is an arithmetic number, because the mean of its divisors is an integer number (1026001431).

Almost surely, 212214301125 is an apocalyptic number.

It is an amenable number.

12214301125 is a deficient number, since it is larger than the sum of its proper divisors (4201721771).

12214301125 is an equidigital number, since it uses as much as digits as its factorization.

12214301125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7516521 (or 7516511 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 12214301125 its reverse (52110341221), we get a palindrome (64324642346).

The spelling of 12214301125 in words is "twelve billion, two hundred fourteen million, three hundred one thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 7516493 37582465 97714409 187912325 488572045 939561625 2442860225 12214301125