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1220210010110 = 257131340890121
BaseRepresentation
bin10001110000011010001…
…011110010011111111110
311022122120112101222221102
4101300122023302133332
5124442442230310420
62332320131133102
7154104640645220
oct21603213623776
94278515358842
101220210010110
11430540815893
12178599a44192
138b0b0642c80
14430b667a410
1521b190dba75
hex11c1a2f27fe

1220210010110 has 32 divisors (see below), whose sum is σ = 2703234485952. Its totient is φ = 386176354560.

The previous prime is 1220210010091. The next prime is 1220210010133. The reversal of 1220210010110 is 110100120221.

It is a junction number, because it is equal to n+sod(n) for n = 1220210010091 and 1220210010100.

It is a congruent number.

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, 670444151 + ... + 670445970.

It is an arithmetic number, because the mean of its divisors is an integer number (84476077686).

Almost surely, 21220210010110 is an apocalyptic number.

1220210010110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220210010110 is an abundant number, since it is smaller than the sum of its proper divisors (1483024475842).

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

1220210010110 is a wasteful number, since it uses less digits than its factorization.

1220210010110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340890148.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1220210010110 its reverse (110100120221), we get a palindrome (1330310130331).

The spelling of 1220210010110 in words is "one trillion, two hundred twenty billion, two hundred ten million, ten thousand, one hundred ten".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 1340890121 2681780242 6704450605 9386230847 13408901210 17431571573 18772461694 34863143146 46931154235 87157857865 93862308470 122021001011 174315715730 244042002022 610105005055 1220210010110