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20030122301 = 77339197891
BaseRepresentation
bin10010101001111000…
…110110100100111101
31220200221012122021112
4102221320312210331
5312010202403201
613111323011405
71306236142010
oct225170664475
956627178245
1020030122301
118549533392
123a70069b65
131b729c3497
14d802c7377
157c371b0bb
hex4a9e3693d

20030122301 has 8 divisors (see below), whose sum is σ = 23205152064. Its totient is φ = 16933488480.

The previous prime is 20030122243. The next prime is 20030122351. The reversal of 20030122301 is 10322103002.

It is a happy number.

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 20030122301 - 222 = 20025927997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20030122351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19598435 + ... + 19599456.

It is an arithmetic number, because the mean of its divisors is an integer number (2900644008).

Almost surely, 220030122301 is an apocalyptic number.

It is an amenable number.

20030122301 is a deficient number, since it is larger than the sum of its proper divisors (3175029763).

20030122301 is an equidigital number, since it uses as much as digits as its factorization.

20030122301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39197971.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 20030122301 its reverse (10322103002), we get a palindrome (30352225303).

The spelling of 20030122301 in words is "twenty billion, thirty million, one hundred twenty-two thousand, three hundred one".

Divisors: 1 7 73 511 39197891 274385237 2861446043 20030122301