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11211220220102 = 27898997769037
BaseRepresentation
bin1010001100100101000011…
…0011000111100011000110
31110200210010012202121020022
42203021100303013203012
52432141034334020402
635502210301535142
72234661326344310
oct243112063074306
943623105677208
1011211220220102
1136327195a1591
121310986b744b2
136342a1184506
142aa8a98907b0
15146969bbd2a2
hexa3250cc78c6

11211220220102 has 16 divisors (see below), whose sum is σ = 19435181122080. Its totient is φ = 4750822051008.

The previous prime is 11211220220029. The next prime is 11211220220129. The reversal of 11211220220102 is 20102202211211.

It is a congruent number.

It is an unprimeable number.

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, 4498883273 + ... + 4498885764.

It is an arithmetic number, because the mean of its divisors is an integer number (1214698820130).

Almost surely, 211211220220102 is an apocalyptic number.

11211220220102 is a deficient number, since it is larger than the sum of its proper divisors (8223960901978).

11211220220102 is an equidigital number, since it uses as much as digits as its factorization.

11211220220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8997769135.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11211220220102 its reverse (20102202211211), we get a palindrome (31313422431313).

The spelling of 11211220220102 in words is "eleven trillion, two hundred eleven billion, two hundred twenty million, two hundred twenty thousand, one hundred two".

Divisors: 1 2 7 14 89 178 623 1246 8997769037 17995538074 62984383259 125968766518 800801444293 1601602888586 5605610110051 11211220220102