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12012120300131 = 715710930045769
BaseRepresentation
bin1010111011001100101000…
…1010011101101001100011
31120112100101022120010220022
42232303022022131221203
53033301310244101011
641314143014104055
72346563352610340
oct256631212355143
946470338503808
1012012120300131
113911347832776
12142004294b02b
13691979754b03
142d75655937c7
1515c6e20058db
hexaecca29da63

12012120300131 has 8 divisors (see below), whose sum is σ = 13815577853280. Its totient is φ = 10230522838848.

The previous prime is 12012120300109. The next prime is 12012120300143. The reversal of 12012120300131 is 13100302121021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12012120300131 - 218 = 12012120037987 is a prime.

It is a super-2 number, since 2×120121203001312 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12012120300151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5465021786 + ... + 5465023983.

It is an arithmetic number, because the mean of its divisors is an integer number (1726947231660).

Almost surely, 212012120300131 is an apocalyptic number.

12012120300131 is a deficient number, since it is larger than the sum of its proper divisors (1803457553149).

12012120300131 is a wasteful number, since it uses less digits than its factorization.

12012120300131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10930045933.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12012120300131 its reverse (13100302121021), we get a palindrome (25112422421152).

The spelling of 12012120300131 in words is "twelve trillion, twelve billion, one hundred twenty million, three hundred thousand, one hundred thirty-one".

Divisors: 1 7 157 1099 10930045769 76510320383 1716017185733 12012120300131