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22202233230 = 2357011055741
BaseRepresentation
bin10100101011010110…
…110011000110001110
32010022022102022022110
4110223112303012032
5330432232430410
614111034524450
71414122603642
oct245326630616
963268368273
1022202233230
119463644491
124377596726
13212aa0b918
141108984c22
1589e279720
hex52b5b318e

22202233230 has 32 divisors (see below), whose sum is σ = 53361423648. Its totient is φ = 5912144000.

The previous prime is 22202233199. The next prime is 22202233231. The reversal of 22202233230 is 3233220222.

It is a junction number, because it is equal to n+sod(n) for n = 22202233197 and 22202233206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202233231) 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, 506841 + ... + 548900.

It is an arithmetic number, because the mean of its divisors is an integer number (1667544489).

Almost surely, 222202233230 is an apocalyptic number.

22202233230 is an abundant number, since it is smaller than the sum of its proper divisors (31159190418).

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

22202233230 is a wasteful number, since it uses less digits than its factorization.

22202233230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056452.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 22202233230 its reverse (3233220222), we get a palindrome (25435453452).

The spelling of 22202233230 in words is "twenty-two billion, two hundred two million, two hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 701 1402 2103 3505 4206 7010 10515 21030 1055741 2111482 3167223 5278705 6334446 10557410 15836115 31672230 740074441 1480148882 2220223323 3700372205 4440446646 7400744410 11101116615 22202233230