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12120211011002 = 231672917720513
BaseRepresentation
bin1011000001011111010011…
…0111110011010110111010
31120220200101100022011222012
42300113310313303112322
53042034143004323002
641435540441125522
72360441061522233
oct260276467632672
946820340264865
1012120211011002
113953175162686
121438b8a1898a2
1369bc14518023
142dc89ad7208a
1516041b6a7d52
hexb05f4df35ba

12120211011002 has 16 divisors (see below), whose sum is σ = 19046879515392. Its totient is φ = 5777086613760.

The previous prime is 12120211011001. The next prime is 12120211011017. The reversal of 12120211011002 is 20011011202121.

It is not an unprimeable number, because it can be changed into a prime (12120211011001) 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, 1458856103 + ... + 1458864410.

It is an arithmetic number, because the mean of its divisors is an integer number (1190429969712).

Almost surely, 212120211011002 is an apocalyptic number.

12120211011002 is a deficient number, since it is larger than the sum of its proper divisors (6926668504390).

12120211011002 is a wasteful number, since it uses less digits than its factorization.

12120211011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917720613.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12120211011002 its reverse (20011011202121), we get a palindrome (32131222213123).

The spelling of 12120211011002 in words is "twelve trillion, one hundred twenty billion, two hundred eleven million, eleven thousand, two".

Divisors: 1 2 31 62 67 134 2077 4154 2917720513 5835441026 90449335903 180898671806 195487274371 390974548742 6060105505501 12120211011002