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11210212110020 = 2257311239621583
BaseRepresentation
bin1010001100100001010010…
…1101011110111011000100
31110200200111221211022011212
42203020110231132323010
52432132003300010040
635501522250350552
72234624335505000
oct243102455367304
943620457738155
1011210212110020
113632251539560
12131074542b458
13634170367a81
142aa811a31700
1514690b438d65
hexa3214b5eec4

11210212110020 has 192 divisors, whose sum is σ = 30074720256000. Its totient is φ = 3479466856320.

The previous prime is 11210212109963. The next prime is 11210212110043. The reversal of 11210212110020 is 2001121201211.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 11210212109977 and 11210212110004.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17724149 + ... + 18345731.

It is an arithmetic number, because the mean of its divisors is an integer number (156639168000).

Almost surely, 211210212110020 is an apocalyptic number.

11210212110020 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 11210212110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15037360128000).

11210212110020 is an abundant number, since it is smaller than the sum of its proper divisors (18864508145980).

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

11210212110020 is a wasteful number, since it uses less digits than its factorization.

11210212110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621863 (or 621847 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11210212110020 its reverse (2001121201211), we get a palindrome (13211333311231).

The spelling of 11210212110020 in words is "eleven trillion, two hundred ten billion, two hundred twelve million, one hundred ten thousand, twenty".