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2022022020 = 2235101333667
BaseRepresentation
bin111100010000101…
…1001101110000100
312012220210100202110
41320201121232010
513120114201040
6532350541020
7101051621634
oct17041315604
95186710673
102022022020
11948419087
12485207770
13262bb7c45
1415278c6c4
15bc7b2980
hex78859b84

2022022020 has 48 divisors (see below), whose sum is σ = 5717734848. Its totient is φ = 533865600.

The previous prime is 2022022001. The next prime is 2022022033. The reversal of 2022022020 is 202202202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2022021987 and 2022022005.

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, 160774 + ... + 172893.

It is an arithmetic number, because the mean of its divisors is an integer number (119119476).

Almost surely, 22022022020 is an apocalyptic number.

2022022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022022020 is an abundant number, since it is smaller than the sum of its proper divisors (3695712828).

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

2022022020 is a wasteful number, since it uses less digits than its factorization.

2022022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333780 (or 333778 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2022022020 is about 44966.8991592705. The cubic root of 2022022020 is about 1264.5285145280.

Adding to 2022022020 its reverse (202202202), we get a palindrome (2224224222).

The spelling of 2022022020 in words is "two billion, twenty-two million, twenty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 101 202 303 404 505 606 1010 1212 1515 2020 3030 6060 333667 667334 1001001 1334668 1668335 2002002 3336670 4004004 5005005 6673340 10010010 20020020 33700367 67400734 101101101 134801468 168501835 202202202 337003670 404404404 505505505 674007340 1011011010 2022022020