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12131130301008 = 243683370032037
BaseRepresentation
bin1011000010000111111110…
…1101100101101001010000
31120221201120022212120220120
42300201333231211221100
53042224023324113013
641444544143310240
72361305501124045
oct260417755455120
946851508776816
1012131130301008
1139578688848a4
12143b116bab380
1369cc647c4084
142dd2152331cc
1516085a103123
hexb087fb65a50

12131130301008 has 40 divisors (see below), whose sum is σ = 31384637335008. Its totient is φ = 4037789576832.

The previous prime is 12131130301007. The next prime is 12131130301049. The reversal of 12131130301008 is 80010303113121.

It is a happy number.

12131130301008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12131130301007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184983235 + ... + 185048802.

Almost surely, 212131130301008 is an apocalyptic number.

It is an amenable number.

12131130301008 is an abundant number, since it is smaller than the sum of its proper divisors (19253507034000).

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

12131130301008 is a wasteful number, since it uses less digits than its factorization.

12131130301008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370032731 (or 370032725 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 12131130301008 its reverse (80010303113121), we get a palindrome (92141433414129).

The spelling of 12131130301008 in words is "twelve trillion, one hundred thirty-one billion, one hundred thirty million, three hundred one thousand, eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 683 1366 2049 2732 4098 5464 8196 10928 16392 32784 370032037 740064074 1110096111 1480128148 2220192222 2960256296 4440384444 5920512592 8880768888 17761537776 252731881271 505463762542 758195643813 1010927525084 1516391287626 2021855050168 3032782575252 4043710100336 6065565150504 12131130301008