Base | Representation |
---|---|
bin | 111000110100100000… |
… | …1111100010001110100 |
3 | 102122221212102021001012 |
4 | 1301221001330101310 |
5 | 3444344411413022 |
6 | 132020013451352 |
7 | 11546541044504 |
oct | 1615101742164 |
9 | 378855367035 |
10 | 122021201012 |
11 | 47826872387 |
12 | 1b7947a0b58 |
13 | b677b756b9 |
14 | 5c9795da04 |
15 | 3292654de2 |
hex | 1c6907c474 |
122021201012 has 12 divisors (see below), whose sum is σ = 213539555460. Its totient is φ = 61009899456.
The previous prime is 122021200999. The next prime is 122021201021. The reversal of 122021201012 is 210102120221.
It can be written as a sum of positive squares in 2 ways, for example, as 75072712036 + 46948488976 = 273994^2 + 216676^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547928 + ... + 737744.
It is an arithmetic number, because the mean of its divisors is an integer number (17794962955).
Almost surely, 2122021201012 is an apocalyptic number.
It is an amenable number.
122021201012 is a deficient number, since it is larger than the sum of its proper divisors (91518354448).
122021201012 is a wasteful number, since it uses less digits than its factorization.
122021201012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 350530 (or 350528 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 122021201012 its reverse (210102120221), we get a palindrome (332123321233).
The spelling of 122021201012 in words is "one hundred twenty-two billion, twenty-one million, two hundred one thousand, twelve".
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