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20031230013001 = 731312094659627
BaseRepresentation
bin1001000110111111000100…
…10110010110111001001001
32121220222002212020112122221
410203133202112112321021
510111142424340404001
6110334115305414041
74135131360530314
oct443374226267111
977828085215587
1020031230013001
116423219147039
1222b622a49a321
13b23c2444b17c
144d3733ba997b
1524b0d19781a1
hex1237e2596e49

20031230013001 has 8 divisors (see below), whose sum is σ = 20460635246304. Its totient is φ = 19606014099360.

The previous prime is 20031230012947. The next prime is 20031230013019. The reversal of 20031230013001 is 10031003213002.

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 20031230013001 - 27 = 20031230012873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20031230013031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047320251 + ... + 1047339376.

It is an arithmetic number, because the mean of its divisors is an integer number (2557579405788).

Almost surely, 220031230013001 is an apocalyptic number.

It is an amenable number.

20031230013001 is a deficient number, since it is larger than the sum of its proper divisors (429405233303).

20031230013001 is a wasteful number, since it uses less digits than its factorization.

20031230013001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094659831.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20031230013001 its reverse (10031003213002), we get a palindrome (30062233226003).

The spelling of 20031230013001 in words is "twenty trillion, thirty-one billion, two hundred thirty million, thirteen thousand, one".

Divisors: 1 73 131 9563 2094659627 152910152771 274400411137 20031230013001