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11200110002220 = 2235186668500037
BaseRepresentation
bin1010001011111011101010…
…0101000000000000101100
31110122201102220221001111010
42202332322211000000230
52432000311130032340
635453132015225220
72234116111141446
oct242767245000054
943581386831433
1011200110002220
113628a38123437
12130a7a6218210
136332204795a9
142aa1340cd496
1514651960bb80
hexa2fba94002c

11200110002220 has 24 divisors (see below), whose sum is σ = 31360308006384. Its totient is φ = 2986696000576.

The previous prime is 11200110002203. The next prime is 11200110002239. The reversal of 11200110002220 is 2220001100211.

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 = 11200110002196 and 11200110002205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93334249959 + ... + 93334250078.

It is an arithmetic number, because the mean of its divisors is an integer number (1306679500266).

Almost surely, 211200110002220 is an apocalyptic number.

11200110002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11200110002220 is an abundant number, since it is smaller than the sum of its proper divisors (20160198004164).

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

11200110002220 is a wasteful number, since it uses less digits than its factorization.

11200110002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186668500049 (or 186668500047 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11200110002220 its reverse (2220001100211), we get a palindrome (13420111102431).

The spelling of 11200110002220 in words is "eleven trillion, two hundred billion, one hundred ten million, two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 186668500037 373337000074 560005500111 746674000148 933342500185 1120011000222 1866685000370 2240022000444 2800027500555 3733370000740 5600055001110 11200110002220