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11020211214 = 2323177744939
BaseRepresentation
bin10100100001101101…
…10001010000001110
31001110000110201210220
422100312301100032
5140032133224324
65021305212210
7540043151445
oct122066612016
931400421726
1011020211214
114745692881
122176791066
131068182c4c
14767851d5c
15447732b79
hex290db140e

11020211214 has 32 divisors (see below), whose sum is σ = 23012156160. Its totient is φ = 3511635072.

The previous prime is 11020211171. The next prime is 11020211221. The reversal of 11020211214 is 41211202011.

It is a junction number, because it is equal to n+sod(n) for n = 11020211193 and 11020211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222757 + ... + 267695.

It is an arithmetic number, because the mean of its divisors is an integer number (719129880).

Almost surely, 211020211214 is an apocalyptic number.

11020211214 is an abundant number, since it is smaller than the sum of its proper divisors (11991944946).

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

11020211214 is a wasteful number, since it uses less digits than its factorization.

11020211214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46744.

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

Adding to 11020211214 its reverse (41211202011), we get a palindrome (52231413225).

The spelling of 11020211214 in words is "eleven billion, twenty million, two hundred eleven thousand, two hundred fourteen".

Divisors: 1 2 3 6 23 46 69 138 1777 3554 5331 10662 40871 44939 81742 89878 122613 134817 245226 269634 1033597 2067194 3100791 6201582 79856603 159713206 239569809 479139618 1836701869 3673403738 5510105607 11020211214