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1223202223313 = 73779493712109
BaseRepresentation
bin10001110011001100100…
…010001011010011010001
311022221022001210011210122
4101303030202023103101
5130020104232121223
62333533100440025
7154242043226660
oct21631442132321
94287261704718
101223202223313
11431836847964
12179093b49015
138b46952c125
14432bbc16dd7
1521c41b435c8
hex11ccc88b4d1

1223202223313 has 32 divisors (see below), whose sum is σ = 1454316057600. Its totient is φ = 1006922202624.

The previous prime is 1223202223301. The next prime is 1223202223333. The reversal of 1223202223313 is 3133222023221.

It is a cyclic number.

It is not a de Polignac number, because 1223202223313 - 26 = 1223202223249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1223202223333) 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, 101009903 + ... + 101022011.

It is an arithmetic number, because the mean of its divisors is an integer number (45447376800).

Almost surely, 21223202223313 is an apocalyptic number.

It is an amenable number.

1223202223313 is a deficient number, since it is larger than the sum of its proper divisors (231113834287).

1223202223313 is a wasteful number, since it uses less digits than its factorization.

1223202223313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17169.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1223202223313 its reverse (3133222023221), we get a palindrome (4356424246534).

The spelling of 1223202223313 in words is "one trillion, two hundred twenty-three billion, two hundred two million, two hundred twenty-three thousand, three hundred thirteen".

Divisors: 1 7 37 79 259 553 2923 4937 12109 20461 34559 84763 182669 390023 448033 956611 1278683 2730161 3136231 6696277 14430851 35394607 59782133 101015957 247762249 418474931 2211938921 4722788507 15483572447 33059519549 174743174759 1223202223313