Search a number
-
+
122302021013 = 293503829847
BaseRepresentation
bin111000111100111000…
…1001011110110010101
3102200200102211101122222
41301321301023312111
54000433304133023
6132103524432125
711556521011634
oct1617161136625
9380612741588
10122302021013
1147960336627
121b852848645
13b6c10b9393
145cc2d7d51b
1532ac125cc8
hex1c79c4bd95

122302021013 has 8 divisors (see below), whose sum is σ = 122963557248. Its totient is φ = 121642146064.

The previous prime is 122302020989. The next prime is 122302021019. The reversal of 122302021013 is 310120203221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122302021013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122302020982 and 122302021000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122302021019) 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, 267545 + ... + 562302.

It is an arithmetic number, because the mean of its divisors is an integer number (15370444656).

Almost surely, 2122302021013 is an apocalyptic number.

It is an amenable number.

122302021013 is a deficient number, since it is larger than the sum of its proper divisors (661536235).

122302021013 is an equidigital number, since it uses as much as digits as its factorization.

122302021013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830643.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 122302021013 its reverse (310120203221), we get a palindrome (432422224234).

The spelling of 122302021013 in words is "one hundred twenty-two billion, three hundred two million, twenty-one thousand, thirteen".

Divisors: 1 293 503 147379 829847 243145171 417413041 122302021013