Base | Representation |
---|---|
bin | 11011100001000100101010… |
… | …101110000000000001110000 |
3 | 120212111101210120221000002110 |
4 | 123201010222232000001300 |
5 | 111330242440102414300 |
6 | 1105215454123245320 |
7 | 34330256445635205 |
oct | 3341045256000160 |
9 | 525441716830073 |
10 | 121020010201200 |
11 | 35619330856470 |
12 | 116a65a4679840 |
13 | 526b1a4232446 |
14 | 21c5584c95cac |
15 | ded01c9a0550 |
hex | 6e112ab80070 |
121020010201200 has 240 divisors, whose sum is σ = 425710661559552. Its totient is φ = 29143891200000.
The previous prime is 121020010201183. The next prime is 121020010201213. The reversal of 121020010201200 is 2102010020121.
It is a tau number, because it is divible by the number of its divisors (240).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 28365021 + ... + 32351420.
Almost surely, 2121020010201200 is an apocalyptic number.
121020010201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121020010201200 is an abundant number, since it is smaller than the sum of its proper divisors (304690651358352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121020010201200 is a wasteful number, since it uses less digits than its factorization.
121020010201200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60716624 (or 60716613 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 121020010201200 its reverse (2102010020121), we get a palindrome (123122020221321).
The spelling of 121020010201200 in words is "one hundred twenty-one trillion, twenty billion, ten million, two hundred one thousand, two hundred".
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