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2011210120110 = 235312277725121
BaseRepresentation
bin11101010001000101011…
…101101111101110101110
321010021021200122221210210
4131101011131233232232
5230422424242320420
64135534232443250
7265206442645002
oct35210535575656
97107250587723
102011210120110
11705a49753a64
12285952249526
1311786bb7a439
146d4b3618702
15374b22249e0
hex1d44576fbae

2011210120110 has 96 divisors (see below), whose sum is σ = 4989628338336. Its totient is φ = 518814412800.

The previous prime is 2011210120093. The next prime is 2011210120151. The reversal of 2011210120110 is 110210121102.

It is a super-2 number, since 2×20112101201102 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80048350 + ... + 80073470.

It is an arithmetic number, because the mean of its divisors is an integer number (51975295191).

Almost surely, 22011210120110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011210120110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2494814169168).

2011210120110 is an abundant number, since it is smaller than the sum of its proper divisors (2978418218226).

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

2011210120110 is a wasteful number, since it uses less digits than its factorization.

2011210120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27970 (or 27939 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2011210120110 its reverse (110210121102), we get a palindrome (2121420241212).

The spelling of 2011210120110 in words is "two trillion, eleven billion, two hundred ten million, one hundred twenty thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 961 1922 2777 2883 4805 5554 5766 8331 9610 13885 14415 16662 25121 27770 28830 41655 50242 75363 83310 86087 125605 150726 172174 251210 258261 376815 430435 516522 753630 778751 860870 1291305 1557502 2336253 2582610 2668697 3893755 4672506 5337394 7787510 8006091 11681265 13343485 16012182 23362530 24141281 26686970 40030455 48282562 69761017 72423843 80060910 120706405 139522034 144847686 209283051 241412810 348805085 362119215 418566102 697610170 724238430 1046415255 2092830510 2162591527 4325183054 6487774581 10812957635 12975549162 21625915270 32438872905 64877745810 67040337337 134080674674 201121012011 335201686685 402242024022 670403373370 1005605060055 2011210120110