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23031341011 = 77523437351
BaseRepresentation
bin10101011100110001…
…100101111111010011
32012110002112100101001
4111130301211333103
5334132010403021
614325213322431
71443511111540
oct253461457723
965402470331
1023031341011
119849656428
124569196417
132230713643
141186b29bc7
158ebe51091
hex55cc65fd3

23031341011 has 8 divisors (see below), whose sum is σ = 26325091584. Its totient is φ = 19738480200.

The previous prime is 23031341009. The next prime is 23031341023. The reversal of 23031341011 is 11014313032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23031341011 - 21 = 23031341009 is a prime.

It is a super-3 number, since 3×230313410113 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23031341011.

It is not an unprimeable number, because it can be changed into a prime (23031311011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166015 + ... + 271336.

It is an arithmetic number, because the mean of its divisors is an integer number (3290636448).

Almost surely, 223031341011 is an apocalyptic number.

23031341011 is a deficient number, since it is larger than the sum of its proper divisors (3293750573).

23031341011 is an equidigital number, since it uses as much as digits as its factorization.

23031341011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444881.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23031341011 its reverse (11014313032), we get a palindrome (34045654043).

The spelling of 23031341011 in words is "twenty-three billion, thirty-one million, three hundred forty-one thousand, eleven".

Divisors: 1 7 7523 52661 437351 3061457 3290191573 23031341011