Base | Representation |
---|---|
bin | 11011110000111100111011… |
… | …111100111001011010011010 |
3 | 121000100201101221120201000210 |
4 | 123300330323330321122122 |
5 | 112001132240034341442 |
6 | 1111413042010111550 |
7 | 34502146614533616 |
oct | 3360747374713232 |
9 | 530321357521023 |
10 | 122111221012122 |
11 | 359aa094912631 |
12 | 11841b80a1b5b6 |
13 | 531a06712b404 |
14 | 2222300d42346 |
15 | e1b5d6a1719c |
hex | 6f0f3bf3969a |
122111221012122 has 16 divisors (see below), whose sum is σ = 244227967074432. Its totient is φ = 40702819495680.
The previous prime is 122111221012103. The next prime is 122111221012153. The reversal of 122111221012122 is 221210122111221.
It is a super-2 number, since 2×1221112210121222 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229923079 + ... + 230453562.
It is an arithmetic number, because the mean of its divisors is an integer number (15264247942152).
Almost surely, 2122111221012122 is an apocalyptic number.
122111221012122 is an abundant number, since it is smaller than the sum of its proper divisors (122116746062310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122111221012122 is a wasteful number, since it uses less digits than its factorization.
122111221012122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 460420853.
The product of its (nonzero) digits is 128, while the sum is 21.
Adding to 122111221012122 its reverse (221210122111221), we get a palindrome (343321343123343).
The spelling of 122111221012122 in words is "one hundred twenty-two trillion, one hundred eleven billion, two hundred twenty-one million, twelve thousand, one hundred twenty-two".
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