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2012201001222 = 23572415858857
BaseRepresentation
bin11101010010000000100…
…001101010000100000110
321010100211202011221011020
4131102000201222010012
5230431441424014342
64140220430452010
7265243134206136
oct35220041520406
97110752157136
102012201001222
11706408009675
12285b8a064006
13117999243b19
146d569070ac6
153751e2040ec
hex1d48086a106

2012201001222 has 16 divisors (see below), whose sum is σ = 4024472995632. Its totient is φ = 670721834880.

The previous prime is 2012201001149. The next prime is 2012201001263. The reversal of 2012201001222 is 2221001022102.

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, 2585983 + ... + 3272874.

It is an arithmetic number, because the mean of its divisors is an integer number (251529562227).

Almost surely, 22012201001222 is an apocalyptic number.

2012201001222 is an abundant number, since it is smaller than the sum of its proper divisors (2012271994410).

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

2012201001222 is a wasteful number, since it uses less digits than its factorization.

2012201001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5916103.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2012201001222 its reverse (2221001022102), we get a palindrome (4233202023324).

The spelling of 2012201001222 in words is "two trillion, twelve billion, two hundred one million, one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 57241 114482 171723 343446 5858857 11717714 17576571 35153142 335366833537 670733667074 1006100500611 2012201001222