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220211010012012 = 223172267476164859
BaseRepresentation
bin110010000100011111011111…
…000001110000001101101100
31001212200222002220122210212020
4302010133133001300031230
5212330414122030341022
62100203312540310140
764245502054006005
oct6204373701601554
91055628086583766
10220211010012012
1164190a68298568
1220846451842350
1395b4a698b3596
143c543ac2bc1ac
151a6d2d8c6535c
hexc847df07036c

220211010012012 has 48 divisors (see below), whose sum is σ = 544290718849920. Its totient is φ = 69055332366592.

The previous prime is 220211010012001. The next prime is 220211010012109. The reversal of 220211010012012 is 210210010112022.

It is a junction number, because it is equal to n+sod(n) for n = 220211010011982 and 220211010012000.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 237619962 + ... + 238544897.

It is an arithmetic number, because the mean of its divisors is an integer number (11339389976040).

Almost surely, 2220211010012012 is an apocalyptic number.

It is an amenable number.

220211010012012 is an abundant number, since it is smaller than the sum of its proper divisors (324079708837908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220211010012012 is a wasteful number, since it uses less digits than its factorization.

220211010012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476167150 (or 476167148 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220211010012012 its reverse (210210010112022), we get a palindrome (430421020124034).

The spelling of 220211010012012 in words is "two hundred twenty trillion, two hundred eleven billion, ten million, twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 2267 4534 6801 9068 13602 27204 38539 77078 115617 154156 231234 462468 476164859 952329718 1428494577 1904659436 2856989154 5713978308 8094802603 16189605206 24284407809 32379210412 48568815618 97137631236 1079465735353 2158931470706 3238397206059 4317862941412 6476794412118 12953588824236 18350917501001 36701835002002 55052752503003 73403670004004 110105505006006 220211010012012