Base | Representation |
---|---|
bin | 10001011110100001111… |
… | …001101001101000111000 |
3 | 11020211000121012010202211 |
4 | 101132201321221220320 |
5 | 124134133100320440 |
6 | 2315423133504504 |
7 | 152525125403401 |
oct | 21364171515070 |
9 | 4224017163684 |
10 | 1201012120120 |
11 | 42338a0389aa |
12 | 174920642134 |
13 | 893411a9757 |
14 | 421b4b0c9a8 |
15 | 213939b2eea |
hex | 117a1e69a38 |
1201012120120 has 32 divisors (see below), whose sum is σ = 2753263638720. Its totient is φ = 471340604800.
The previous prime is 1201012120117. The next prime is 1201012120159. The reversal of 1201012120120 is 210212101021.
It is a super-2 number, since 2×12010121201202 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1201012120120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283255456 + ... + 283259695.
It is an arithmetic number, because the mean of its divisors is an integer number (86039488710).
Almost surely, 21201012120120 is an apocalyptic number.
1201012120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1201012120120 is an abundant number, since it is smaller than the sum of its proper divisors (1552251518600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1201012120120 is a wasteful number, since it uses less digits than its factorization.
1201012120120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 566515215 (or 566515211 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1201012120120 its reverse (210212101021), we get a palindrome (1411224221141).
The spelling of 1201012120120 in words is "one trillion, two hundred one billion, twelve million, one hundred twenty thousand, one hundred twenty".
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