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23022310231 = 173114354513
BaseRepresentation
bin10101011100001111…
…001001001101010111
32012102110112112110201
4111130033021031113
5334122202411411
614324252001331
71443341256664
oct253417111527
965373475421
1023022310231
119844548478
124566160247
13222b8a0c9b
141185858a6b
158eb26a3c1
hex55c3c9357

23022310231 has 8 divisors (see below), whose sum is σ = 24454950624. Its totient is φ = 21598379520.

The previous prime is 23022310229. The next prime is 23022310247. The reversal of 23022310231 is 13201322032.

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 23022310231 - 21 = 23022310229 is a prime.

It is a super-2 number, since 2×230223102312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23022310199 and 23022310208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022310331) 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 7 ways as a sum of consecutive naturals, for example, 2171970 + ... + 2182543.

It is an arithmetic number, because the mean of its divisors is an integer number (3056868828).

Almost surely, 223022310231 is an apocalyptic number.

23022310231 is a deficient number, since it is larger than the sum of its proper divisors (1432640393).

23022310231 is a wasteful number, since it uses less digits than its factorization.

23022310231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354841.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23022310231 its reverse (13201322032), we get a palindrome (36223632263).

The spelling of 23022310231 in words is "twenty-three billion, twenty-two million, three hundred ten thousand, two hundred thirty-one".

Divisors: 1 17 311 5287 4354513 74026721 1354253543 23022310231