Base | Representation |
---|---|
bin | 101101111011101000100100… |
… | …111110101101101111011010 |
3 | 222111020222102001101220201200 |
4 | 231323220210332231233122 |
5 | 202434213202212020442 |
6 | 1553350055302255030 |
7 | 60356514620264103 |
oct | 5573504476555732 |
9 | 874228361356650 |
10 | 202010112220122 |
11 | 59404009a56848 |
12 | 1a7a6ab5a27476 |
13 | 889461984244b |
14 | 37c54ad4c93aa |
15 | 1854b2ebe534c |
hex | b7ba24fadbda |
202010112220122 has 36 divisors (see below), whose sum is σ = 449837711598366. Its totient is φ = 65516793144480.
The previous prime is 202010112220073. The next prime is 202010112220199. The reversal of 202010112220122 is 221022211010202.
It is a happy number.
202010112220122 is a `hidden beast` number, since 202 + 0 + 10 + 112 + 220 + 122 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 188538136584561 + 13471975635561 = 13730919^2 + 3670419^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 202010112220095 and 202010112220104.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4098873829 + ... + 4098923112.
Almost surely, 2202010112220122 is an apocalyptic number.
202010112220122 is an abundant number, since it is smaller than the sum of its proper divisors (247827599378244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202010112220122 is a wasteful number, since it uses less digits than its factorization.
202010112220122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8197797023 (or 8197796983 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 202010112220122 its reverse (221022211010202), we get a palindrome (423032323230324).
The spelling of 202010112220122 in words is "two hundred two trillion, ten billion, one hundred twelve million, two hundred twenty thousand, one hundred twenty-two".
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