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101010000000985 = 520202000000197
BaseRepresentation
bin10110111101111000111001…
…001010110011011111011001
3111020122110110120111122020121
4112331320321022303133121
5101214421440000012420
6554455204155553241
730163505651406145
oct2675707112633731
9436573416448217
10101010000000985
112a204111747899
12b3b44b875b821
1344492820cc51a
141ad2ca53bc225
15ba277dde42aa
hex5bde392b37d9

101010000000985 has 4 divisors (see below), whose sum is σ = 121212000001188. Its totient is φ = 80808000000784.

The previous prime is 101010000000979. The next prime is 101010000000991. The reversal of 101010000000985 is 589000000010101.

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

It is an interprime number because it is at equal distance from previous prime (101010000000979) and next prime (101010000000991).

It can be written as a sum of positive squares in 2 ways, for example, as 61660437037056 + 39349562963929 = 7852416^2 + 6272923^2 .

It is a cyclic number.

It is not a de Polignac number, because 101010000000985 - 25 = 101010000000953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10101000000094 + ... + 10101000000103.

It is an arithmetic number, because the mean of its divisors is an integer number (30303000000297).

Almost surely, 2101010000000985 is an apocalyptic number.

It is an amenable number.

101010000000985 is a deficient number, since it is larger than the sum of its proper divisors (20202000000203).

101010000000985 is an equidigital number, since it uses as much as digits as its factorization.

101010000000985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20202000000202.

The product of its (nonzero) digits is 360, while the sum is 25.

The spelling of 101010000000985 in words is "one hundred one trillion, ten billion, nine hundred eighty-five", and thus it is an aban number.

Divisors: 1 5 20202000000197 101010000000985