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23232102213 = 3191352911489
BaseRepresentation
bin10101101000101111…
…011011111101000101
32012222002022001222010
4111220233123331011
5340034404232323
614401144324433
71451466416265
oct255057337505
965862261863
1023232102213
119941a09281
124604473719
1322631a6258
1411a56697a5
1590e8aac93
hex568bdbf45

23232102213 has 16 divisors (see below), whose sum is σ = 31149849600. Its totient is φ = 15401272320.

The previous prime is 23232102211. The next prime is 23232102227. The reversal of 23232102213 is 31220123232.

It is a happy number.

It is not a de Polignac number, because 23232102213 - 21 = 23232102211 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23232102213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232102211) 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, 2016373 + ... + 2027861.

It is an arithmetic number, because the mean of its divisors is an integer number (1946865600).

Almost surely, 223232102213 is an apocalyptic number.

It is an amenable number.

23232102213 is a deficient number, since it is larger than the sum of its proper divisors (7917747387).

23232102213 is a wasteful number, since it uses less digits than its factorization.

23232102213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15212.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23232102213 its reverse (31220123232), we get a palindrome (54452225445).

The spelling of 23232102213 in words is "twenty-three billion, two hundred thirty-two million, one hundred two thousand, two hundred thirteen".

Divisors: 1 3 191 573 3529 10587 11489 34467 674039 2022117 2194399 6583197 40544681 121634043 7744034071 23232102213