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2012200112212 = 223531723827087
BaseRepresentation
bin11101010010000000011…
…110010001000001010100
321010100211200111202122221
4131102000132101001110
5230431441212042322
64140220355432124
7265243123514233
oct35220036210124
97110750452587
102012200112212
11706407561754
12285b898b5644
13117998cc2294
146d568cbcb1a
153751e0ca9c7
hex1d480791054

2012200112212 has 24 divisors (see below), whose sum is σ = 3533379486336. Its totient is φ = 1002666432768.

The previous prime is 2012200112201. The next prime is 2012200112261. The reversal of 2012200112212 is 2122110022102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019333 + ... + 2846419.

It is an arithmetic number, because the mean of its divisors is an integer number (147224145264).

Almost surely, 22012200112212 is an apocalyptic number.

It is an amenable number.

2012200112212 is a deficient number, since it is larger than the sum of its proper divisors (1521179374124).

2012200112212 is a wasteful number, since it uses less digits than its factorization.

2012200112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829167 (or 829165 counting only the distinct ones).

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

Adding to 2012200112212 its reverse (2122110022102), we get a palindrome (4134310134314).

The spelling of 2012200112212 in words is "two trillion, twelve billion, two hundred million, one hundred twelve thousand, two hundred twelve".

Divisors: 1 2 4 353 706 1412 1723 3446 6892 608219 827087 1216438 1654174 2432876 3308348 291961711 583923422 1167846844 1425070901 2850141802 5700283604 503050028053 1006100056106 2012200112212