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2012022211210 = 251123167789533
BaseRepresentation
bin11101010001110101110…
…111101000001010001010
321010100101021202110100221
4131101311313220022022
5230431110141224320
64140151002420254
7265235533420354
oct35216567501212
97110337673327
102012022211210
117063260a3030
12285b3a20168a
1311796b1a490b
146d54d4100d4
153750d6893aa
hex1d475de828a

2012022211210 has 32 divisors (see below), whose sum is σ = 3951055521792. Its totient is φ = 731611932480.

The previous prime is 2012022211201. The next prime is 2012022211211. The reversal of 2012022211210 is 121122202102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2012022211211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2153604 + ... + 2943136.

It is an arithmetic number, because the mean of its divisors is an integer number (123470485056).

Almost surely, 22012022211210 is an apocalyptic number.

2012022211210 is a deficient number, since it is larger than the sum of its proper divisors (1939033310582).

2012022211210 is a wasteful number, since it uses less digits than its factorization.

2012022211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812718.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2012022211210 its reverse (121122202102), we get a palindrome (2133144413312).

The spelling of 2012022211210 in words is "two trillion, twelve billion, twenty-two million, two hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 110 23167 46334 115835 231670 254837 509674 789533 1274185 1579066 2548370 3947665 7895330 8684863 17369726 43424315 86848630 18291111011 36582222022 91455555055 182911110110 201202221121 402404442242 1006011105605 2012022211210