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23102301023 = 87991262553
BaseRepresentation
bin10101100001000000…
…010010001101011111
32012122001001111012122
4111201000102031133
5334303142113043
614340230253155
71445332214204
oct254100221537
965561044178
1023102301023
11988571276a
124588ab71bb
13224232a109
14119231bcab
159032bb368
hex56101235f

23102301023 has 4 divisors (see below), whose sum is σ = 23102651568. Its totient is φ = 23101950480.

The previous prime is 23102301007. The next prime is 23102301029. The reversal of 23102301023 is 32010320132.

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

It is a cyclic number.

It is not a de Polignac number, because 23102301023 - 24 = 23102301007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23102300992 and 23102301010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23102301029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43286 + ... + 219267.

It is an arithmetic number, because the mean of its divisors is an integer number (5775662892).

Almost surely, 223102301023 is an apocalyptic number.

23102301023 is a deficient number, since it is larger than the sum of its proper divisors (350545).

23102301023 is an equidigital number, since it uses as much as digits as its factorization.

23102301023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350544.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 23102301023 its reverse (32010320132), we get a palindrome (55112621155).

The spelling of 23102301023 in words is "twenty-three billion, one hundred two million, three hundred one thousand, twenty-three".

Divisors: 1 87991 262553 23102301023