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20123200341 = 325633971423
BaseRepresentation
bin10010101111011011…
…111010101101010101
31220221102100111100100
4102233123322231111
5312203014402331
613124450004313
71311446244366
oct225733725525
956842314310
1020123200341
118597027292
123a97276699
131b8908244a
14d8c7d5b6d
157cb9a4ae6
hex4af6fab55

20123200341 has 12 divisors (see below), whose sum is σ = 29118480768. Its totient is φ = 13391634984.

The previous prime is 20123200327. The next prime is 20123200343. The reversal of 20123200341 is 14300232102.

20123200341 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 320 + 0 + 341 = 666.

It is not a de Polignac number, because 20123200341 - 25 = 20123200309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20123200343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1980645 + ... + 1990778.

It is an arithmetic number, because the mean of its divisors is an integer number (2426540064).

Almost surely, 220123200341 is an apocalyptic number.

It is an amenable number.

20123200341 is a deficient number, since it is larger than the sum of its proper divisors (8995280427).

20123200341 is a wasteful number, since it uses less digits than its factorization.

20123200341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971992 (or 3971989 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20123200341 its reverse (14300232102), we get a palindrome (34423432443).

The spelling of 20123200341 in words is "twenty billion, one hundred twenty-three million, two hundred thousand, three hundred forty-one".

Divisors: 1 3 9 563 1689 5067 3971423 11914269 35742807 2235911149 6707733447 20123200341