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20122420301 = 30772299067
BaseRepresentation
bin10010101111011000…
…111100010001001101
31220221100212212022222
4102233120330101031
5312202314422201
613124421145125
71311436515254
oct225730742115
956840785288
1020122420301
118596644225
123a96b5b1a5
131b88b6b399
14d8c67179b
157cb89d91b
hex4af63c44d

20122420301 has 8 divisors (see below), whose sum is σ = 20192985120. Its totient is φ = 20051888688.

The previous prime is 20122420267. The next prime is 20122420319. The reversal of 20122420301 is 10302422102.

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 20122420301 - 222 = 20118225997 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 20122420301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122422301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2214770 + ... + 2223836.

It is an arithmetic number, because the mean of its divisors is an integer number (2524123140).

Almost surely, 220122420301 is an apocalyptic number.

It is an amenable number.

20122420301 is a deficient number, since it is larger than the sum of its proper divisors (70564819).

20122420301 is an equidigital number, since it uses as much as digits as its factorization.

20122420301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16603.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20122420301 its reverse (10302422102), we get a palindrome (30424842403).

The spelling of 20122420301 in words is "twenty billion, one hundred twenty-two million, four hundred twenty thousand, three hundred one".

Divisors: 1 307 7229 9067 2219303 2783569 65545343 20122420301