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12213113310 = 2335172660809
BaseRepresentation
bin10110101111111010…
…10101000111011110
31011112011010102212000
423113331111013132
5200003024111220
65335521223130
7611436515226
oct132775250736
934464112760
1012213113310
1151a7a90882
12244a191aa6
1311c8360788
1483c055086
154b731a390
hex2d7f551de

12213113310 has 64 divisors (see below), whose sum is σ = 34484097600. Its totient is φ = 3065250816.

The previous prime is 12213113243. The next prime is 12213113357. The reversal of 12213113310 is 1331131221.

12213113310 is a `hidden beast` number, since 1 + 2 + 21 + 311 + 331 + 0 = 666.

It is a super-2 number, since 2×122131133102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1325815 + ... + 1334994.

It is an arithmetic number, because the mean of its divisors is an integer number (538814025).

Almost surely, 212213113310 is an apocalyptic number.

12213113310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12213113310 is an abundant number, since it is smaller than the sum of its proper divisors (22270984290).

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

12213113310 is a wasteful number, since it uses less digits than its factorization.

12213113310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2660842 (or 2660836 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 12213113310 its reverse (1331131221), we get a palindrome (13544244531).

The spelling of 12213113310 in words is "twelve billion, two hundred thirteen million, one hundred thirteen thousand, three hundred ten".

Divisors: 1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 85 90 102 135 153 170 255 270 306 459 510 765 918 1530 2295 4590 2660809 5321618 7982427 13304045 15964854 23947281 26608090 39912135 45233753 47894562 71841843 79824270 90467506 119736405 135701259 143683686 226168765 239472810 271402518 359209215 407103777 452337530 678506295 718418430 814207554 1221311331 1357012590 2035518885 2442622662 4071037770 6106556655 12213113310