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12213233041 = 1719254314869
BaseRepresentation
bin10110101111111011…
…10010010110010001
31011112011100112002111
423113331302112101
5200003041424131
65335523545321
7611440524262
oct132775622621
934464315074
1012213233041
1151a8062829
12244a22b241
1311c83a3119
1483c086969
154b7340ab1
hex2d7f72591

12213233041 has 16 divisors (see below), whose sum is σ = 13618540800. Its totient is φ = 10884803328.

The previous prime is 12213232961. The next prime is 12213233047. The reversal of 12213233041 is 14033231221.

It is a cyclic number.

It is not a de Polignac number, because 12213233041 - 29 = 12213232529 is a prime.

It is a super-2 number, since 2×122132330412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12213233047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813955 + ... + 828823.

It is an arithmetic number, because the mean of its divisors is an integer number (851158800).

Almost surely, 212213233041 is an apocalyptic number.

It is an amenable number.

12213233041 is a deficient number, since it is larger than the sum of its proper divisors (1405307759).

12213233041 is a wasteful number, since it uses less digits than its factorization.

12213233041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17448.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12213233041 its reverse (14033231221), we get a palindrome (26246464262).

The spelling of 12213233041 in words is "twelve billion, two hundred thirteen million, two hundred thirty-three thousand, forty-one".

Divisors: 1 17 19 323 2543 14869 43231 48317 252773 282511 821389 4802687 37811867 642801739 718425473 12213233041