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23231233332101 = 120466919284329
BaseRepresentation
bin1010100100000111100010…
…11010010001001110000101
310001020212212121001010120002
411102003301122101032011
511021110031213111401
6121224140430251045
74615254422124164
oct522036132211605
9101225777033502
1023231233332101
117447346640673
122732451056a85
13cc6907b8cbb2
145a457d3a93db
152a446ea99a6b
hex1520f1691385

23231233332101 has 4 divisors (see below), whose sum is σ = 23231253821100. Its totient is φ = 23231212843104.

The previous prime is 23231233332067. The next prime is 23231233332103. The reversal of 23231233332101 is 10123333213232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5358623116900 + 17872610215201 = 2314870^2 + 4227601^2 .

It is a cyclic number.

It is not a de Polignac number, because 23231233332101 - 210 = 23231233331077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23231233332103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8437496 + ... + 10846833.

It is an arithmetic number, because the mean of its divisors is an integer number (5807813455275).

Almost surely, 223231233332101 is an apocalyptic number.

It is an amenable number.

23231233332101 is a deficient number, since it is larger than the sum of its proper divisors (20488999).

23231233332101 is a wasteful number, since it uses less digits than its factorization.

23231233332101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20488998.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 23231233332101 its reverse (10123333213232), we get a palindrome (33354566545333).

The spelling of 23231233332101 in words is "twenty-three trillion, two hundred thirty-one billion, two hundred thirty-three million, three hundred thirty-two thousand, one hundred one".

Divisors: 1 1204669 19284329 23231233332101