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23021230301 = 89361371593
BaseRepresentation
bin10101011100001011…
…000001100011011101
32012102101111200002022
4111130023001203131
5334121413332201
614324212505525
71443326141336
oct253413014335
965371450068
1023021230301
119843980073
12456591b2a5
13222b5b3584
14118565728d
158eb10541b
hex55c2c18dd

23021230301 has 8 divisors (see below), whose sum is σ = 23286664440. Its totient is φ = 22755946752.

The previous prime is 23021230291. The next prime is 23021230321. The reversal of 23021230301 is 10303212032.

It can be written as a sum of positive squares in 4 ways, for example, as 849722500 + 22171507801 = 29150^2 + 148901^2 .

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 23021230301 - 222 = 23017035997 is a prime.

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 23021230301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23021230321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285761 + ... + 357353.

It is an arithmetic number, because the mean of its divisors is an integer number (2910833055).

Almost surely, 223021230301 is an apocalyptic number.

It is an amenable number.

23021230301 is a deficient number, since it is larger than the sum of its proper divisors (265434139).

23021230301 is an equidigital number, since it uses as much as digits as its factorization.

23021230301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75295.

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

Adding to 23021230301 its reverse (10303212032), we get a palindrome (33324442333).

The spelling of 23021230301 in words is "twenty-three billion, twenty-one million, two hundred thirty thousand, three hundred one".

Divisors: 1 89 3613 71593 321557 6371777 258665509 23021230301