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2020202222166 = 232271414145597
BaseRepresentation
bin11101011001011101011…
…011111001001001010110
321011010111100220001212200
4131121131123321021112
5231044333232102131
64144022412425330
7265645331362662
oct35313533711126
97133440801780
102020202222166
11709843540367
12287641778246
13118672ac389b
146dac79758a2
153783b8912e6
hex1d65d6f9256

2020202222166 has 24 divisors (see below), whose sum is σ = 4393256503584. Its totient is φ = 670915865520.

The previous prime is 2020202222149. The next prime is 2020202222167. The reversal of 2020202222166 is 6612222020202.

2020202222166 is a `hidden beast` number, since 20 + 202 + 0 + 222 + 216 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020202222167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207067921 + ... + 207077676.

It is an arithmetic number, because the mean of its divisors is an integer number (183052354316).

Almost surely, 22020202222166 is an apocalyptic number.

2020202222166 is an abundant number, since it is smaller than the sum of its proper divisors (2373054281418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020202222166 is a wasteful number, since it uses less digits than its factorization.

2020202222166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414145876 (or 414145873 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 2020202222166 its reverse (6612222020202), we get a palindrome (8632424242368).

The spelling of 2020202222166 in words is "two trillion, twenty billion, two hundred two million, two hundred twenty-two thousand, one hundred sixty-six".

Divisors: 1 2 3 6 9 18 271 542 813 1626 2439 4878 414145597 828291194 1242436791 2484873582 3727310373 7454620746 112233456787 224466913574 336700370361 673400740722 1010101111083 2020202222166