Base | Representation |
---|---|
bin | 11011110010100010011100… |
… | …010001111000111011111011 |
3 | 121000202010201200001111221020 |
4 | 123302202130101320323323 |
5 | 112004423443043412311 |
6 | 1111535105010313523 |
7 | 34513055526015231 |
oct | 3362423421707373 |
9 | 530663650044836 |
10 | 122220211310331 |
11 | 35a41334012852 |
12 | 1185b1195888a3 |
13 | 53274163a2224 |
14 | 22276bddb0951 |
15 | e1e365163c06 |
hex | 6f289c478efb |
122220211310331 has 32 divisors (see below), whose sum is σ = 163286640599040. Its totient is φ = 81317176790304.
The previous prime is 122220211310303. The next prime is 122220211310339. The reversal of 122220211310331 is 133013112022221.
It is not a de Polignac number, because 122220211310331 - 25 = 122220211310299 is a prime.
It is a super-2 number, since 2×1222202113103312 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (122220211310339) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16726451980 + ... + 16726459286.
It is an arithmetic number, because the mean of its divisors is an integer number (5102707518720).
Almost surely, 2122220211310331 is an apocalyptic number.
122220211310331 is a deficient number, since it is larger than the sum of its proper divisors (41066429288709).
122220211310331 is a wasteful number, since it uses less digits than its factorization.
122220211310331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13255.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 122220211310331 its reverse (133013112022221), we get a palindrome (255233323332552).
The spelling of 122220211310331 in words is "one hundred twenty-two trillion, two hundred twenty billion, two hundred eleven million, three hundred ten thousand, three hundred thirty-one".
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