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2022012222012 = 22346240778463
BaseRepresentation
bin11101011011001001010…
…100011111101000111100
321011022011111201120220000
4131123021110133220330
5231112040112101022
64144522151154300
7266041230206316
oct35331124375074
97138144646800
102022012222012
1170a592205002
12287a67975990
131188a0aa5403
146dc1a0d27b6
15378e57226ac
hex1d6c951fa3c

2022012222012 has 30 divisors (see below), whose sum is σ = 5285939359008. Its totient is φ = 674004073896.

The previous prime is 2022012222011. The next prime is 2022012222047. The reversal of 2022012222012 is 2102222102202.

2022012222012 is a `hidden beast` number, since 20 + 220 + 1 + 222 + 201 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022012222011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3120388908 + ... + 3120389555.

Almost surely, 22022012222012 is an apocalyptic number.

It is an amenable number.

2022012222012 is an abundant number, since it is smaller than the sum of its proper divisors (3263927136996).

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

2022012222012 is a wasteful number, since it uses less digits than its factorization.

2022012222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6240778479 (or 6240778468 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2022012222012 its reverse (2102222102202), we get a palindrome (4124234324214).

The spelling of 2022012222012 in words is "two trillion, twenty-two billion, twelve million, two hundred twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 6240778463 12481556926 18722335389 24963113852 37444670778 56167006167 74889341556 112334012334 168501018501 224668024668 337002037002 505503055503 674004074004 1011006111006 2022012222012