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2022202020 = 2235171982551
BaseRepresentation
bin111100010001000…
…0101101010100100
312012221010111200010
41320202011222210
513120140431040
6532354450220
7101053301466
oct17042055244
95187114603
102022202020
11948531343
12485293970
13262c4bb57
141527d8136
15bc7eae80
hex78885aa4

2022202020 has 48 divisors (see below), whose sum is σ = 5995237248. Its totient is φ = 507532800.

The previous prime is 2022201997. The next prime is 2022202043. The reversal of 2022202020 is 202022202.

It is an interprime number because it is at equal distance from previous prime (2022201997) and next prime (2022202043).

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 = 2022201987 and 2022202005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990256 + ... + 992295.

It is an arithmetic number, because the mean of its divisors is an integer number (124900776).

Almost surely, 22022202020 is an apocalyptic number.

2022202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022202020 is an abundant number, since it is smaller than the sum of its proper divisors (3973035228).

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

2022202020 is a wasteful number, since it uses less digits than its factorization.

2022202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982580 (or 1982578 counting only the distinct ones).

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

The square root of 2022202020 is about 44968.9005869612. The cubic root of 2022202020 is about 1264.5660361073.

Adding to 2022202020 its reverse (202022202), we get a palindrome (2224224222).

The spelling of 2022202020 in words is "two billion, twenty-two million, two hundred two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 1982551 3965102 5947653 7930204 9912755 11895306 19825510 23790612 29738265 33703367 39651020 59476530 67406734 101110101 118953060 134813468 168516835 202220202 337033670 404440404 505550505 674067340 1011101010 2022202020