Base | Representation |
---|---|
bin | 101101100000001000010010… |
… | …110001010101000101010001 |
3 | 222020120021202100112020002020 |
4 | 231200020102301111011101 |
5 | 202212231300401023441 |
6 | 1545341511334242053 |
7 | 60103123452034416 |
oct | 5540102261250521 |
9 | 866507670466066 |
10 | 200120021111121 |
11 | 58845473887581 |
12 | 1a5407261b6329 |
13 | 8788310958327 |
14 | 375bc09aa410d |
15 | 18208aad14e66 |
hex | b60212c55151 |
200120021111121 has 32 divisors (see below), whose sum is σ = 297393568727040. Its totient is φ = 118956157979904.
The previous prime is 200120021111119. The next prime is 200120021111149. The reversal of 200120021111121 is 121111120021002.
It is a happy number.
It is not a de Polignac number, because 200120021111121 - 21 = 200120021111119 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 200120021111121.
It is not an unprimeable number, because it can be changed into a prime (200120021111161) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 231569596 + ... + 232432178.
It is an arithmetic number, because the mean of its divisors is an integer number (9293549022720).
Almost surely, 2200120021111121 is an apocalyptic number.
It is an amenable number.
200120021111121 is a deficient number, since it is larger than the sum of its proper divisors (97273547615919).
200120021111121 is a wasteful number, since it uses less digits than its factorization.
200120021111121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1102045.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 200120021111121 its reverse (121111120021002), we get a palindrome (321231141132123).
The spelling of 200120021111121 in words is "two hundred trillion, one hundred twenty billion, twenty-one million, one hundred eleven thousand, one hundred twenty-one".
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