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20301312301 = 591083131769
BaseRepresentation
bin10010111010000011…
…010111000100101101
31221101211111112000121
4102322003113010231
5313034113443201
613154251324541
71316041210264
oct227203270455
957354445017
1020301312301
11867861a456
123b26a50751
131bb6c44b3a
14da831b5db
157dc4389a1
hex4ba0d712d

20301312301 has 8 divisors (see below), whose sum is σ = 20647958400. Its totient is φ = 19954751520.

The previous prime is 20301312289. The next prime is 20301312307. The reversal of 20301312301 is 10321310302.

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 20301312301 - 213 = 20301304109 is a prime.

It is a super-2 number, since 2×203013123012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20301312307) 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, 623145 + ... + 654913.

It is an arithmetic number, because the mean of its divisors is an integer number (2580994800).

Almost surely, 220301312301 is an apocalyptic number.

It is an amenable number.

20301312301 is a deficient number, since it is larger than the sum of its proper divisors (346646099).

20301312301 is a wasteful number, since it uses less digits than its factorization.

20301312301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42659.

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

Adding to 20301312301 its reverse (10321310302), we get a palindrome (30622622603).

The spelling of 20301312301 in words is "twenty billion, three hundred one million, three hundred twelve thousand, three hundred one".

Divisors: 1 59 10831 31769 639029 1874371 344090039 20301312301