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12210211012110 = 2353711000190101
BaseRepresentation
bin1011000110101110100101…
…0010100011111000001110
31121020021200121011221121120
42301223221102203320032
53100023003004341420
641545143221341410
72400105261102066
oct261535122437016
947207617157546
1012210211012110
113988359884591
121452506b67866
136a755833a957
14302d97c703a6
15162937a34d40
hexb1ae94a3e0e

12210211012110 has 32 divisors (see below), whose sum is σ = 30096520119072. Its totient is φ = 3168054748800.

The previous prime is 12210211012079. The next prime is 12210211012127. The reversal of 12210211012110 is 1121011201221.

It is a happy number.

12210211012110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12210211012110.

It is a congruent number.

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, 5500093941 + ... + 5500096160.

It is an arithmetic number, because the mean of its divisors is an integer number (940516253721).

Almost surely, 212210211012110 is an apocalyptic number.

12210211012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210211012110 is an abundant number, since it is smaller than the sum of its proper divisors (17886309106962).

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

12210211012110 is a wasteful number, since it uses less digits than its factorization.

12210211012110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000190148.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12210211012110 its reverse (1121011201221), we get a palindrome (13331222213331).

The spelling of 12210211012110 in words is "twelve trillion, two hundred ten billion, two hundred eleven million, twelve thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 11000190101 22000380202 33000570303 55000950505 66001140606 110001901010 165002851515 330005703030 407007033737 814014067474 1221021101211 2035035168685 2442042202422 4070070337370 6105105506055 12210211012110