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11212201002210 = 2351328749233339
BaseRepresentation
bin1010001100101000101101…
…0000100000010011100010
31110200212122120021111100120
42203022023100200103202
52432200041424032320
635502451455301110
72235024536014335
oct243121320402342
943625576244316
1011212201002210
11363308218970a
121310bbb51a796
136343c9423260
142aa95dc3861c
151469c5d55440
hexa328b4204e2

11212201002210 has 32 divisors (see below), whose sum is σ = 28979227206720. Its totient is φ = 2759926400448.

The previous prime is 11212201002151. The next prime is 11212201002263. The reversal of 11212201002210 is 1220010221211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11212201002210.

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, 14374616280 + ... + 14374617059.

It is an arithmetic number, because the mean of its divisors is an integer number (905600850210).

Almost surely, 211212201002210 is an apocalyptic number.

11212201002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212201002210 is an abundant number, since it is smaller than the sum of its proper divisors (17767026204510).

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

11212201002210 is a wasteful number, since it uses less digits than its factorization.

11212201002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28749233362.

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

Adding to 11212201002210 its reverse (1220010221211), we get a palindrome (12432211223421).

The spelling of 11212201002210 in words is "eleven trillion, two hundred twelve billion, two hundred one million, two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 28749233339 57498466678 86247700017 143746166695 172495400034 287492333390 373740033407 431238500085 747480066814 862477000170 1121220100221 1868700167035 2242440200442 3737400334070 5606100501105 11212201002210