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122102022122 = 2558110939081
BaseRepresentation
bin111000110110111011…
…0001111111111101010
3102200011111111101202122
41301231312033333222
54000031104201442
6132032022031242
711551542030533
oct1615566177752
9380144441678
10122102022122
1147868454493
121b7b7878522
13b68b832742
145ca459b68a
1532997bbdd2
hex1c6dd8ffea

122102022122 has 8 divisors (see below), whose sum is σ = 183185867172. Its totient is φ = 61040066400.

The previous prime is 122102022043. The next prime is 122102022131. The reversal of 122102022122 is 221220201221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 121472463841 + 629558281 = 348529^2 + 25091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 122102022122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5458379 + ... + 5480702.

Almost surely, 2122102022122 is an apocalyptic number.

122102022122 is a deficient number, since it is larger than the sum of its proper divisors (61083845050).

122102022122 is a wasteful number, since it uses less digits than its factorization.

122102022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10944664.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122102022122 its reverse (221220201221), we get a palindrome (343322223343).

The spelling of 122102022122 in words is "one hundred twenty-two billion, one hundred two million, twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 5581 11162 10939081 21878162 61051011061 122102022122