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12124301313 = 322791119543
BaseRepresentation
bin10110100101010101…
…00010100000000001
31011021222000022200210
423102222202200001
5144312310120223
65323025504333
7606310601145
oct132252424001
934258008623
1012124301313
115161941033
1224244a20a9
1311b2b364b7
14830337225
154ae625893
hex2d2aa2801

12124301313 has 16 divisors (see below), whose sum is σ = 16255604736. Its totient is φ = 8038015440.

The previous prime is 12124301291. The next prime is 12124301323. The reversal of 12124301313 is 31310342121.

It is not a de Polignac number, because 12124301313 - 210 = 12124300289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12124301313.

It is not an unprimeable number, because it can be changed into a prime (12124301323) 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, 610620 + ... + 630162.

It is an arithmetic number, because the mean of its divisors is an integer number (1015975296).

Almost surely, 212124301313 is an apocalyptic number.

It is an amenable number.

12124301313 is a deficient number, since it is larger than the sum of its proper divisors (4131303423).

12124301313 is a wasteful number, since it uses less digits than its factorization.

12124301313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20684.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12124301313 its reverse (31310342121), we get a palindrome (43434643434).

The spelling of 12124301313 in words is "twelve billion, one hundred twenty-four million, three hundred one thousand, three hundred thirteen".

Divisors: 1 3 227 681 911 2733 19543 58629 206797 620391 4436261 13308783 17803673 53411019 4041433771 12124301313