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22200202101220 = 22511137762308427
BaseRepresentation
bin1010000110000111000110…
…01010010000000111100100
32220121022121020212211212121
411003003203022100013210
510402212003214214340
6115114344304555324
74450624463222233
oct503034312200744
986538536784777
1022200202101220
11708a064367720
1225a666a922b44
13c506159a8aa0
1456a6d199ab1a
15287728e0994a
hex1430e32901e4

22200202101220 has 48 divisors (see below), whose sum is σ = 54770848267968. Its totient is φ = 7451816088960.

The previous prime is 22200202101211. The next prime is 22200202101239. The reversal of 22200202101220 is 2210120200222.

It is a junction number, because it is equal to n+sod(n) for n = 22200202101194 and 22200202101203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3881151354 + ... + 3881157073.

It is an arithmetic number, because the mean of its divisors is an integer number (1141059338916).

Almost surely, 222200202101220 is an apocalyptic number.

22200202101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200202101220 is an abundant number, since it is smaller than the sum of its proper divisors (32570646166748).

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

22200202101220 is a wasteful number, since it uses less digits than its factorization.

22200202101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7762308460 (or 7762308458 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22200202101220 its reverse (2210120200222), we get a palindrome (24410322301442).

The spelling of 22200202101220 in words is "twenty-two trillion, two hundred billion, two hundred two million, one hundred one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2860 7762308427 15524616854 31049233708 38811542135 77623084270 85385392697 100910009551 155246168540 170770785394 201820019102 341541570788 403640038204 426926963485 504550047755 853853926970 1009100095510 1110010105061 1707707853940 2018200191020 2220020210122 4440040420244 5550050525305 11100101050610 22200202101220