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10022212221210 = 2335721183364019
BaseRepresentation
bin1001000111010111101001…
…1001100011100100011010
31022111010002012110000002000
42101311322121203210122
52303200442312034320
633152050222021430
72053036522200600
oct221657231434432
938433065400060
1010022212221210
11321443a57a632
12115a456717876
13579123c53397
14269113153870
15125a79ee1c90
hex91d7a66391a

10022212221210 has 192 divisors, whose sum is σ = 31092424387200. Its totient is φ = 2290561991424.

The previous prime is 10022212221169. The next prime is 10022212221221. The reversal of 10022212221210 is 1212221222001.

It is a happy number.

10022212221210 is a `hidden beast` number, since 1 + 0 + 0 + 22 + 212 + 221 + 210 = 666.

10022212221210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 156518581 + ... + 156582599.

It is an arithmetic number, because the mean of its divisors is an integer number (161939710350).

Almost surely, 210022212221210 is an apocalyptic number.

10022212221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10022212221210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15546212193600).

10022212221210 is an abundant number, since it is smaller than the sum of its proper divisors (21070212165990).

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

10022212221210 is a wasteful number, since it uses less digits than its factorization.

10022212221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75882 (or 75869 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10022212221210 its reverse (1212221222001), we get a palindrome (11234433443211).

The spelling of 10022212221210 in words is "ten trillion, twenty-two billion, two hundred twelve million, two hundred twenty-one thousand, two hundred ten".