Base | Representation |
---|---|
bin | 11011010011101100110010… |
… | …001010111010110100010001 |
3 | 120202020112201001002112122021 |
4 | 123103230302022322310101 |
5 | 111220213333112034301 |
6 | 1103233350543211441 |
7 | 34204004020663654 |
oct | 3323546212726421 |
9 | 522215631075567 |
10 | 120101012221201 |
11 | 352a460a410060 |
12 | 11578469ba6b81 |
13 | 520262786516b |
14 | 2192cc46dd89b |
15 | dd41826878a1 |
hex | 6d3b322bad11 |
120101012221201 has 16 divisors (see below), whose sum is σ = 137919392501760. Its totient is φ = 103433012560080.
The previous prime is 120101012221139. The next prime is 120101012221213. The reversal of 120101012221201 is 102122210101021.
It is not a de Polignac number, because 120101012221201 - 29 = 120101012220689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120101012221601) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2425161 + ... + 15687046.
It is an arithmetic number, because the mean of its divisors is an integer number (8619962031360).
Almost surely, 2120101012221201 is an apocalyptic number.
120101012221201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
120101012221201 is a deficient number, since it is larger than the sum of its proper divisors (17818380280559).
120101012221201 is a wasteful number, since it uses less digits than its factorization.
120101012221201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18143964.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 120101012221201 its reverse (102122210101021), we get a palindrome (222223222322222).
The spelling of 120101012221201 in words is "one hundred twenty trillion, one hundred one billion, twelve million, two hundred twenty-one thousand, two hundred one".
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