Base | Representation |
---|---|
bin | 110111111000111001… |
… | …1110100111011101001 |
3 | 102110210110201010211010 |
4 | 1233301303310323221 |
5 | 3431300334342301 |
6 | 131045322454133 |
7 | 11446142525316 |
oct | 1576163647351 |
9 | 373713633733 |
10 | 120021012201 |
11 | 4699a806982 |
12 | 1b316964349 |
13 | b41966341c |
14 | 5b48055d0d |
15 | 31c6c565d6 |
hex | 1bf1cf4ee9 |
120021012201 has 64 divisors (see below), whose sum is σ = 175956480000. Its totient is φ = 72511096320.
The previous prime is 120021012149. The next prime is 120021012227. The reversal of 120021012201 is 102210120021.
It is not a de Polignac number, because 120021012201 - 213 = 120021004009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (120021012101) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27506646 + ... + 27511008.
It is an arithmetic number, because the mean of its divisors is an integer number (2749320000).
Almost surely, 2120021012201 is an apocalyptic number.
It is an amenable number.
120021012201 is a deficient number, since it is larger than the sum of its proper divisors (55935467799).
120021012201 is a wasteful number, since it uses less digits than its factorization.
120021012201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4654.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 120021012201 its reverse (102210120021), we get a palindrome (222231132222).
The spelling of 120021012201 in words is "one hundred twenty billion, twenty-one million, twelve thousand, two hundred one".
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