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23232120212213 = 1113073581451249
BaseRepresentation
bin1010100100001001001100…
…10001011100101011110101
310001020222011101212022100122
411102010212101130223311
511021113340233242323
6121224404431221325
74615315411360403
oct522044621345365
9101228141768318
1023232120212213
117447761221840
12273265a077845
13cc6a19841923
145a46250ac473
152a44c2883ec8
hex15212645caf5

23232120212213 has 16 divisors (see below), whose sum is σ = 25370661240000. Its totient is φ = 21098009990400.

The previous prime is 23232120212207. The next prime is 23232120212237. The reversal of 23232120212213 is 31221202123232.

It is a cyclic number.

It is not a de Polignac number, because 23232120212213 - 236 = 23163400735477 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 (23232120212813) 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, 51258413 + ... + 51709661.

It is an arithmetic number, because the mean of its divisors is an integer number (1585666327500).

Almost surely, 223232120212213 is an apocalyptic number.

It is an amenable number.

23232120212213 is a deficient number, since it is larger than the sum of its proper divisors (2138541027787).

23232120212213 is a wasteful number, since it uses less digits than its factorization.

23232120212213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456148.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 23232120212213 its reverse (31221202123232), we get a palindrome (54453322335445).

The spelling of 23232120212213 in words is "twenty-three trillion, two hundred thirty-two billion, one hundred twenty million, two hundred twelve thousand, two hundred thirteen".

Divisors: 1 11 1307 3581 14377 39391 451249 4680367 4963739 51484037 589782443 1615922669 6487606873 17775149359 2112010928383 23232120212213