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12000314221331 = 18131661867201
BaseRepresentation
bin1010111010100000101001…
…1101110110001100010011
31120111012220112100012102112
42232220022131312030103
53033103120420040311
641304511312535535
72345664654602462
oct256501235661423
946435815305375
1012000314221331
113907339591a57
1214198a8b515ab
13690817829777
142d6b656149d9
1515c2507dd28b
hexaea0a776313

12000314221331 has 4 divisors (see below), whose sum is σ = 12000976106664. Its totient is φ = 11999652336000.

The previous prime is 12000314221309. The next prime is 12000314221373. The reversal of 12000314221331 is 13312241300021.

12000314221331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12000314221331 is a prime.

It is a super-2 number, since 2×120003142213312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12000314221297 and 12000314221306.

It is not an unprimeable number, because it can be changed into a prime (12000314220331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330915470 + ... + 330951731.

It is an arithmetic number, because the mean of its divisors is an integer number (3000244026666).

Almost surely, 212000314221331 is an apocalyptic number.

12000314221331 is a deficient number, since it is larger than the sum of its proper divisors (661885333).

12000314221331 is an equidigital number, since it uses as much as digits as its factorization.

12000314221331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661885332.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12000314221331 its reverse (13312241300021), we get a palindrome (25312555521352).

The spelling of 12000314221331 in words is "twelve trillion, three hundred fourteen million, two hundred twenty-one thousand, three hundred thirty-one".

Divisors: 1 18131 661867201 12000314221331