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1010122212122 = 229831091925047
BaseRepresentation
bin11101011001011111111…
…10011100001100011010
310120120022011011002010022
432230233332130030122
5113022212241241442
62052013240350442
7132656525064362
oct16545776341432
93516264132108
101010122212122
1135a432722761
12143927a75422
137433c3a5a7a
1436c668dd9a2
151b4202153d2
hexeb2ff9c31a

1010122212122 has 32 divisors (see below), whose sum is σ = 1600869916800. Its totient is φ = 477349806528.

The previous prime is 1010122212103. The next prime is 1010122212133. The reversal of 1010122212122 is 2212122210101.

It is a self number, because there is not a number n which added to its sum of digits gives 1010122212122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437798 + ... + 1487249.

It is an arithmetic number, because the mean of its divisors is an integer number (50027184900).

Almost surely, 21010122212122 is an apocalyptic number.

1010122212122 is a deficient number, since it is larger than the sum of its proper divisors (590747704678).

1010122212122 is a wasteful number, since it uses less digits than its factorization.

1010122212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925270.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1010122212122 its reverse (2212122210101), we get a palindrome (3222244422223).

The spelling of 1010122212122 in words is "one trillion, ten billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twenty-two".

Divisors: 1 2 29 58 83 109 166 218 2407 3161 4814 6322 9047 18094 262363 524726 1925047 3850094 55826363 111652726 159778901 209830123 319557802 419660246 4633588129 6085073567 9267176258 12170147134 17415900209 34831800418 505061106061 1010122212122