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1222011110110 = 25786857200989
BaseRepresentation
bin10001110010000101100…
…010011100001011011110
311022211020001111100122211
4101302011202130023132
5130010134321010420
62333214551031034
7154200401023510
oct21620542341336
94284201440584
101222011110110
1143128546098a
12178a0106b47a
138b30982990b
144320795bbb0
1521bc22b0e5a
hex11c8589c2de

1222011110110 has 32 divisors (see below), whose sum is σ = 2513892876480. Its totient is φ = 418968329472.

The previous prime is 1222011110093. The next prime is 1222011110129. The reversal of 1222011110110 is 110111102221.

It is a happy number.

It is a super-2 number, since 2×12220111101102 (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 5979496 + ... + 6180484.

It is an arithmetic number, because the mean of its divisors is an integer number (78559152390).

Almost surely, 21222011110110 is an apocalyptic number.

1222011110110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222011110110 is an abundant number, since it is smaller than the sum of its proper divisors (1291881766370).

1222011110110 is a wasteful number, since it uses less digits than its factorization.

1222011110110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287860.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1222011110110 its reverse (110111102221), we get a palindrome (1332122212331).

The spelling of 1222011110110 in words is "one trillion, two hundred twenty-two billion, eleven million, one hundred ten thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 70 86857 173714 200989 401978 434285 607999 868570 1004945 1215998 1406923 2009890 2813846 3039995 6079990 7034615 14069230 17457301573 34914603146 87286507865 122201111011 174573015730 244402222022 611005555055 1222011110110