Base | Representation |
---|---|
bin | 11011110001000110001001… |
… | …011100001111111110001010 |
3 | 121000101122221012100201021022 |
4 | 123301012021130033332022 |
5 | 112001313013404324320 |
6 | 1111421355223112442 |
7 | 34502646655251323 |
oct | 3361061134177612 |
9 | 530348835321238 |
10 | 122121111011210 |
11 | 35a032aa5252a3 |
12 | 11843a80ba2722 |
13 | 531ac820b2c8c |
14 | 222299c62d44a |
15 | e1b9b4de7325 |
hex | 6f118970ff8a |
122121111011210 has 32 divisors (see below), whose sum is σ = 232686254845440. Its totient is φ = 46067177717568.
The previous prime is 122121111011209. The next prime is 122121111011231. The reversal of 122121111011210 is 12110111121221.
122121111011210 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 2×1221211110112102 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4896583802 + ... + 4896608741.
It is an arithmetic number, because the mean of its divisors is an integer number (7271445463920).
Almost surely, 2122121111011210 is an apocalyptic number.
122121111011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122121111011210 is a deficient number, since it is larger than the sum of its proper divisors (110565143834230).
122121111011210 is a wasteful number, since it uses less digits than its factorization.
122121111011210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9793192622.
The product of its (nonzero) digits is 16, while the sum is 17.
Adding to 122121111011210 its reverse (12110111121221), we get a palindrome (134231222132431).
The spelling of 122121111011210 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, one hundred eleven million, eleven thousand, two hundred ten".
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