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2020221110222 = 27895197311981
BaseRepresentation
bin11101011001011110100…
…011111100011111001110
321011010112200102200102022
4131121132203330133032
5231044403101011342
64144024325330142
7265645651051130
oct35313643743716
97133480380368
102020221110222
11709853171227
12287647b66952
131186769a7b53
146daca291050
153783d3729d2
hex1d65e8fc7ce

2020221110222 has 32 divisors (see below), whose sum is σ = 3502834061760. Its totient is φ = 855913386240.

The previous prime is 2020221110221. The next prime is 2020221110231. The reversal of 2020221110222 is 2220111220202.

It is a happy number.

It is a super-2 number, since 2×20202211102222 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2020221110222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020221110221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6319472 + ... + 6631452.

It is an arithmetic number, because the mean of its divisors is an integer number (109463564430).

Almost surely, 22020221110222 is an apocalyptic number.

2020221110222 is a deficient number, since it is larger than the sum of its proper divisors (1482612951538).

2020221110222 is a wasteful number, since it uses less digits than its factorization.

2020221110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317276.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2020221110222 its reverse (2220111220202), we get a palindrome (4240332330424).

The spelling of 2020221110222 in words is "two trillion, twenty billion, two hundred twenty-one million, one hundred ten thousand, two hundred twenty-two".

Divisors: 1 2 7 14 89 178 623 1246 5197 10394 36379 72758 311981 462533 623962 925066 2183867 3237731 4367734 6475462 27766309 55532618 194364163 388728326 1621365257 3242730514 11349556799 22699113598 144301507873 288603015746 1010110555111 2020221110222