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2012212220013 = 34103588141011
BaseRepresentation
bin11101010010000001001…
…100011101000001101101
321010100212112021220110000
4131102001030131001231
5230432002312020023
64140221511134513
7265243331443032
oct35220114350155
97110775256400
102012212220013
117064133814a6
12285b91974439
1311799b671368
146d56a751389
15375201bd243
hex1d48131d06d

2012212220013 has 40 divisors (see below), whose sum is σ = 3035670837056. Its totient is φ = 1328192510400.

The previous prime is 2012212219991. The next prime is 2012212220017. The reversal of 2012212220013 is 3100222122102.

It is not a de Polignac number, because 2012212220013 - 232 = 2007917252717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012212220017) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 49044678 + ... + 49085688.

Almost surely, 22012212220013 is an apocalyptic number.

It is an amenable number.

2012212220013 is a deficient number, since it is larger than the sum of its proper divisors (1023458617043).

2012212220013 is a wasteful number, since it uses less digits than its factorization.

2012212220013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47007 (or 46998 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2012212220013 its reverse (3100222122102), we get a palindrome (5112434342115).

The spelling of 2012212220013 in words is "two trillion, twelve billion, two hundred twelve million, two hundred twenty thousand, thirteen".

Divisors: 1 3 9 27 81 103 309 927 2781 5881 8343 17643 41011 52929 123033 158787 369099 476361 605743 1107297 1817229 3321891 4224133 5451687 12672399 16355061 38017197 49065183 114051591 241185691 342154773 723557073 2170671219 6512013657 19536040971 24842126173 74526378519 223579135557 670737406671 2012212220013