Base | Representation |
---|---|
bin | 111000011100101000… |
… | …1101001010011000010 |
3 | 102120220000211121020112 |
4 | 1300321101221103002 |
5 | 3441224310324302 |
6 | 131404313311322 |
7 | 11520642044243 |
oct | 1607121512302 |
9 | 376800747215 |
10 | 121220011202 |
11 | 47455599644 |
12 | 1b5b0405542 |
13 | b57ab970a4 |
14 | 5c1d3a4cca |
15 | 3247145552 |
hex | 1c394694c2 |
121220011202 has 16 divisors (see below), whose sum is σ = 187707911424. Its totient is φ = 58650966000.
The previous prime is 121220011201. The next prime is 121220011217. The reversal of 121220011202 is 202110022121.
121220011202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1212200112022 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (121220011201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028552 + ... + 1140332.
It is an arithmetic number, because the mean of its divisors is an integer number (11731744464).
Almost surely, 2121220011202 is an apocalyptic number.
121220011202 is a deficient number, since it is larger than the sum of its proper divisors (66487900222).
121220011202 is a wasteful number, since it uses less digits than its factorization.
121220011202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129305.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 121220011202 its reverse (202110022121), we get a palindrome (323330033323).
The spelling of 121220011202 in words is "one hundred twenty-one billion, two hundred twenty million, eleven thousand, two hundred two".
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