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2020220022222 = 233113331075061
BaseRepresentation
bin11101011001011110011…
…111110010110111001110
321011010112121101101222000
4131121132133302313032
5231044402311202342
64144024250133130
7265645635600123
oct35313637626716
97133477341860
102020220022222
11709852598856
122876477211a6
131186766b686c
146daca08a74a
153783d20a44c
hex1d65e7f2dce

2020220022222 has 32 divisors (see below), whose sum is σ = 4529106848160. Its totient is φ = 667447320960.

The previous prime is 2020220022209. The next prime is 2020220022241. The reversal of 2020220022222 is 2222200220202.

2020220022222 is a `hidden beast` number, since 20 + 202 + 200 + 22 + 222 = 666.

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 = 2020220022195 and 2020220022204.

It is a congruent number.

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, 165531429 + ... + 165543632.

It is an arithmetic number, because the mean of its divisors is an integer number (141534589005).

Almost surely, 22020220022222 is an apocalyptic number.

2020220022222 is an abundant number, since it is smaller than the sum of its proper divisors (2508886825938).

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

2020220022222 is a wasteful number, since it uses less digits than its factorization.

2020220022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331075185 (or 331075179 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2020220022222 its reverse (2222200220202), we get a palindrome (4242420242424).

The spelling of 2020220022222 in words is "two trillion, twenty billion, two hundred twenty million, twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 27 54 113 226 339 678 1017 2034 3051 6102 331075061 662150122 993225183 1986450366 2979675549 5959351098 8939026647 17878053294 37411481893 74822963786 112234445679 224468891358 336703337037 673406674074 1010110011111 2020220022222