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11000022222220 = 2251095750196323
BaseRepresentation
bin1010000000010010010001…
…1010101100010110001100
31102221120222110110200110121
42200010210122230112030
52420211021142102340
635221201311514324
72213503543106203
oct240044432542614
942846873420417
1011000022222220
1135610a0857889
121297a652289a4
1361a3b3c04ab5
142a05924bc23a
151412085e894a
hexa01246ac58c

11000022222220 has 24 divisors (see below), whose sum is σ = 23102155372464. Its totient is φ = 4399607230656.

The previous prime is 11000022222193. The next prime is 11000022222271. The reversal of 11000022222220 is 2222222000011.

It is a junction number, because it is equal to n+sod(n) for n = 11000022222194 and 11000022222203.

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, 24879022 + ... + 25317301.

It is an arithmetic number, because the mean of its divisors is an integer number (962589807186).

Almost surely, 211000022222220 is an apocalyptic number.

11000022222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11000022222220 is an abundant number, since it is smaller than the sum of its proper divisors (12102133150244).

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

11000022222220 is a wasteful number, since it uses less digits than its factorization.

11000022222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50207289 (or 50207287 counting only the distinct ones).

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

Adding to 11000022222220 its reverse (2222222000011), we get a palindrome (13222244222231).

The spelling of 11000022222220 in words is "eleven trillion, twenty-two million, two hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 10957 21914 43828 54785 109570 219140 50196323 100392646 200785292 250981615 501963230 1003926460 550001111111 1100002222222 2200004444444 2750005555555 5500011111110 11000022222220