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2122222002212 = 2213158351257731
BaseRepresentation
bin11110111000011110010…
…010011110000000100100
321111212211022002212110202
4132320132102132000210
5234232302313032322
64302534010410032
7306216432245024
oct36703622360044
97455738085422
102122222002212
11749035aa3074
122a3373a30918
13125180bb4940
1474a04d5da84
153a30d099292
hex1ee1e49e024

2122222002212 has 24 divisors (see below), whose sum is σ = 3999613011072. Its totient is φ = 979477092000.

The previous prime is 2122222002151. The next prime is 2122222002217. The reversal of 2122222002212 is 2122002222212.

It is not an unprimeable number, because it can be changed into a prime (2122222002217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8105387 + ... + 8363117.

It is an arithmetic number, because the mean of its divisors is an integer number (166650542128).

Almost surely, 22122222002212 is an apocalyptic number.

It is an amenable number.

2122222002212 is a deficient number, since it is larger than the sum of its proper divisors (1877391008860).

2122222002212 is a wasteful number, since it uses less digits than its factorization.

2122222002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416099 (or 416097 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2122222002212 its reverse (2122002222212), we get a palindrome (4244224224424).

The spelling of 2122222002212 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-two million, two thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 158351 257731 316702 515462 633404 1030924 2058563 3350503 4117126 6701006 8234252 13402012 40811961581 81623923162 163247846324 530555500553 1061111001106 2122222002212