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13323232230 = 235711431131187
BaseRepresentation
bin11000110100010000…
…00110001111100110
31021101112000022201120
430122020012033212
5204241221412410
610042015034410
7651106414440
oct143210061746
937345008646
1013323232230
115717687630
1226b9b0ba06
131344345189
14905669490
1552e9ee570
hex31a2063e6

13323232230 has 256 divisors, whose sum is σ = 41188663296. Its totient is φ = 2677893120.

The previous prime is 13323232177. The next prime is 13323232243. The reversal of 13323232230 is 3223232331.

It is a self number, because there is not a number n which added to its sum of digits gives 13323232230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11223697 + ... + 11224883.

It is an arithmetic number, because the mean of its divisors is an integer number (160893216).

Almost surely, 213323232230 is an apocalyptic number.

13323232230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13323232230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20594331648).

13323232230 is an abundant number, since it is smaller than the sum of its proper divisors (27865431066).

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

13323232230 is a wasteful number, since it uses less digits than its factorization.

13323232230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371.

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

Adding to 13323232230 its reverse (3223232331), we get a palindrome (16546464561).

The spelling of 13323232230 in words is "thirteen billion, three hundred twenty-three million, two hundred thirty-two thousand, two hundred thirty".