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2012122012 = 223713595419
BaseRepresentation
bin111011111101110…
…1000101110011100
312012020011101111111
41313323220232130
513110100401022
6531354431404
7100601516635
oct16773505634
95166141444
102012122012
1194287705a
12481a32564
13260b2ca54
1415133288c
15bb9a9477
hex77ee8b9c

2012122012 has 12 divisors (see below), whose sum is σ = 3616381720. Its totient is φ = 978870096.

The previous prime is 2012122003. The next prime is 2012122031. The reversal of 2012122012 is 2102212102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2012121983 and 2012122001.

It is a congruent number.

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, 6797562 + ... + 6797857.

Almost surely, 22012122012 is an apocalyptic number.

It is an amenable number.

2012122012 is a deficient number, since it is larger than the sum of its proper divisors (1604259708).

2012122012 is a wasteful number, since it uses less digits than its factorization.

2012122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13595460 (or 13595458 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2012122012 is about 44856.6830249407. The cubic root of 2012122012 is about 1262.4613874673.

Adding to 2012122012 its reverse (2102212102), we get a palindrome (4114334114).

The spelling of 2012122012 in words is "two billion, twelve million, one hundred twenty-two thousand, twelve".

Divisors: 1 2 4 37 74 148 13595419 27190838 54381676 503030503 1006061006 2012122012