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12100202302131 = 324993269270363
BaseRepresentation
bin1011000000010100110001…
…0000101000101010110011
31120211202201220101110101200
42300011030100220222303
53041222203242132011
641422431201102243
72356132202354106
oct260051420505263
946752656343350
1012100202302131
113945737825549
121435125327983
1369a0760b1418
142db91d86073d
1515eb49cbb856
hexb014c428ab3

12100202302131 has 12 divisors (see below), whose sum is σ = 17481570571608. Its totient is φ = 8065185882624.

The previous prime is 12100202302109. The next prime is 12100202302159. The reversal of 12100202302131 is 13120320200121.

12100202302131 is a `hidden beast` number, since 1 + 210 + 0 + 20 + 2 + 302 + 131 = 666.

It is not a de Polignac number, because 12100202302131 - 230 = 12099128560307 is a prime.

It is a super-2 number, since 2×121002023021312 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12100202302031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134590245 + ... + 134680118.

It is an arithmetic number, because the mean of its divisors is an integer number (1456797547634).

Almost surely, 212100202302131 is an apocalyptic number.

12100202302131 is a deficient number, since it is larger than the sum of its proper divisors (5381368269477).

12100202302131 is a wasteful number, since it uses less digits than its factorization.

12100202302131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269275362 (or 269275359 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12100202302131 its reverse (13120320200121), we get a palindrome (25220522502252).

The spelling of 12100202302131 in words is "twelve trillion, one hundred billion, two hundred two million, three hundred two thousand, one hundred thirty-one".

Divisors: 1 3 9 4993 14979 44937 269270363 807811089 2423433267 1344466922459 4033400767377 12100202302131