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11000122200 = 23325219378693
BaseRepresentation
bin10100011111010100…
…01000101101011000
31001101121200002212100
422033222020231120
5140012012402300
65015310443400
7536410332054
oct121752105530
931347602770
1011000122200
114735311691
12216bb03560
131063c6b162
14764d02c64
15445ab5700
hex28fa88b58

11000122200 has 288 divisors, whose sum is σ = 39941974800. Its totient is φ = 2703559680.

The previous prime is 11000122139. The next prime is 11000122207. The reversal of 11000122200 is 222100011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000122207) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1261054 + ... + 1269746.

Almost surely, 211000122200 is an apocalyptic number.

11000122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000122200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19970987400).

11000122200 is an abundant number, since it is smaller than the sum of its proper divisors (28941852600).

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

11000122200 is a wasteful number, since it uses less digits than its factorization.

11000122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8771 (or 8759 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11000122200 its reverse (222100011), we get a palindrome (11222222211).

The spelling of 11000122200 in words is "eleven billion, one hundred twenty-two thousand, two hundred".