Base | Representation |
---|---|
bin | 111000010110001001… |
… | …0011011010011001010 |
3 | 102120022211211012000012 |
4 | 1300230102123103022 |
5 | 3440303020042302 |
6 | 131330531111522 |
7 | 11512354661216 |
oct | 1605422332312 |
9 | 376284735005 |
10 | 121002112202 |
11 | 473535a0924 |
12 | 1b54b4425a2 |
13 | b5449b3a7a |
14 | 5bdc483946 |
15 | 3232e52a52 |
hex | 1c2c49b4ca |
121002112202 has 32 divisors (see below), whose sum is σ = 198625789440. Its totient is φ = 55036823040.
The previous prime is 121002112193. The next prime is 121002112211. The reversal of 121002112202 is 202211200121.
121002112202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (121002112193) and next prime (121002112211).
It is a super-2 number, since 2×1210021122022 (a number of 23 digits) contains 22 as substring.
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 15 ways as a sum of consecutive naturals, for example, 781733 + ... + 923639.
It is an arithmetic number, because the mean of its divisors is an integer number (6207055920).
Almost surely, 2121002112202 is an apocalyptic number.
121002112202 is a deficient number, since it is larger than the sum of its proper divisors (77623677238).
121002112202 is a wasteful number, since it uses less digits than its factorization.
121002112202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142766.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 121002112202 its reverse (202211200121), we get a palindrome (323213312323).
The spelling of 121002112202 in words is "one hundred twenty-one billion, two million, one hundred twelve thousand, two hundred two".
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