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2012222010201 = 313232977354477
BaseRepresentation
bin11101010010000001110…
…001110011001101011001
321010100220012201022001120
4131102001301303031121
5230432012313311301
64140222501035453
7265243510606614
oct35220161631531
97110805638046
102012222010201
11706418958a67
12285b950b5b89
131179a06bb580
146d56bb7d17b
1537520ea3e36
hex1d481c73359

2012222010201 has 32 divisors (see below), whose sum is σ = 3118932552960. Its totient is φ = 1143608573184.

The previous prime is 2012222010193. The next prime is 2012222010203. The reversal of 2012222010201 is 1020102222102.

It is not a de Polignac number, because 2012222010201 - 23 = 2012222010193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2012222010203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38651226 + ... + 38703251.

It is an arithmetic number, because the mean of its divisors is an integer number (97466642280).

Almost surely, 22012222010201 is an apocalyptic number.

It is an amenable number.

2012222010201 is a deficient number, since it is larger than the sum of its proper divisors (1106710542759).

2012222010201 is a wasteful number, since it uses less digits than its factorization.

2012222010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77354545.

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

Adding to 2012222010201 its reverse (1020102222102), we get a palindrome (3032324232303).

The spelling of 2012222010201 in words is "two trillion, twelve billion, two hundred twenty-two million, ten thousand, two hundred one".

Divisors: 1 3 13 23 29 39 69 87 299 377 667 897 1131 2001 8671 26013 77354477 232063431 1005608201 1779152971 2243279833 3016824603 5337458913 6729839499 23128988623 29162637829 51595436159 69386965869 87487913487 154786308477 670740670067 2012222010201