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23030121001 = 791372127887
BaseRepresentation
bin10101011100101100…
…111100001000101001
32012110000020100211111
4111130230330020221
5334131202333001
614325131230321
71443464540626
oct253454741051
965400210744
1023030121001
1198489a2858
1245688a83a1
1322303a7244
1411868cd34d
158ebcae851
hex55cb3c229

23030121001 has 8 divisors (see below), whose sum is σ = 23491883520. Its totient is φ = 22572614688.

The previous prime is 23030120959. The next prime is 23030121013. The reversal of 23030121001 is 10012103032.

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 23030121001 - 219 = 23029596713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23030121041) 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, 1053121 + ... + 1074766.

It is an arithmetic number, because the mean of its divisors is an integer number (2936485440).

Almost surely, 223030121001 is an apocalyptic number.

It is an amenable number.

23030121001 is a deficient number, since it is larger than the sum of its proper divisors (461762519).

23030121001 is a wasteful number, since it uses less digits than its factorization.

23030121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128103.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 23030121001 its reverse (10012103032), we get a palindrome (33042224033).

The spelling of 23030121001 in words is "twenty-three billion, thirty million, one hundred twenty-one thousand, one".

Divisors: 1 79 137 10823 2127887 168103073 291520519 23030121001