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10013011022221 = 43261379890893
BaseRepresentation
bin1001000110110101010111…
…1101110001000110001101
31022110020022221202122221021
42101231111331301012031
52303023121310202341
633143525212234141
72052262514246554
oct221552575610615
938406287678837
1010013011022221
113210548757649
12115870916b951
135782b88b913c
142688bd126d9b
151256dc3209d1
hex91b55f7118d

10013011022221 has 8 divisors (see below), whose sum is σ = 10245922443680. Its totient is φ = 9780101905392.

The previous prime is 10013011022219. The next prime is 10013011022237. The reversal of 10013011022221 is 12222011031001.

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 10013011022221 - 21 = 10013011022219 is a prime.

It is a super-2 number, since 2×100130110222212 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10013011022195 and 10013011022204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10013011022281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10793851 + ... + 11684743.

It is an arithmetic number, because the mean of its divisors is an integer number (1280740305460).

Almost surely, 210013011022221 is an apocalyptic number.

It is an amenable number.

10013011022221 is a deficient number, since it is larger than the sum of its proper divisors (232911421459).

10013011022221 is an equidigital number, since it uses as much as digits as its factorization.

10013011022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152315.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10013011022221 its reverse (12222011031001), we get a palindrome (22235022053222).

The spelling of 10013011022221 in words is "ten trillion, thirteen billion, eleven million, twenty-two thousand, two hundred twenty-one".

Divisors: 1 43 261379 890893 11239297 38308399 232860721447 10013011022221