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12333223320 = 23351137673769
BaseRepresentation
bin10110111110001111…
…00000110110011000
31011211112010122210220
423133013200312120
5200224301121240
65355451440040
7614425445205
oct133707406630
934745118726
1012333223320
115259868250
122482456020
1312171c57a2
1484dd9ccac
154c2b435d0
hex2df1e0d98

12333223320 has 256 divisors, whose sum is σ = 42084057600. Its totient is φ = 2864885760.

The previous prime is 12333223319. The next prime is 12333223351. The reversal of 12333223320 is 2332233321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3270396 + ... + 3274164.

It is an arithmetic number, because the mean of its divisors is an integer number (164390850).

Almost surely, 212333223320 is an apocalyptic number.

12333223320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12333223320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21042028800).

12333223320 is an abundant number, since it is smaller than the sum of its proper divisors (29750834280).

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

12333223320 is a wasteful number, since it uses less digits than its factorization.

12333223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898 (or 3894 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 12333223320 its reverse (2332233321), we get a palindrome (14665456641).

The spelling of 12333223320 in words is "twelve billion, three hundred thirty-three million, two hundred twenty-three thousand, three hundred twenty".