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12113032230 = 232513471811217
BaseRepresentation
bin10110100011111111…
…00011010000100110
31011021011210210102100
423101333203100212
5144301414012410
65321544152530
7606113034525
oct132177432046
934234723370
1012113032230
115156544442
122420768746
1311b06bc0c0
1482ca424bc
154ad64b8c0
hex2d1fe3426

12113032230 has 192 divisors, whose sum is σ = 34858107648. Its totient is φ = 2899722240.

The previous prime is 12113032223. The next prime is 12113032249. The reversal of 12113032230 is 3223031121.

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 95 ways as a sum of consecutive naturals, for example, 9952582 + ... + 9953798.

It is an arithmetic number, because the mean of its divisors is an integer number (181552644).

Almost surely, 212113032230 is an apocalyptic number.

12113032230 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 12113032230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17429053824).

12113032230 is an abundant number, since it is smaller than the sum of its proper divisors (22745075418).

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

12113032230 is a wasteful number, since it uses less digits than its factorization.

12113032230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471 (or 1468 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12113032230 its reverse (3223031121), we get a palindrome (15336063351).

The spelling of 12113032230 in words is "twelve billion, one hundred thirteen million, thirty-two thousand, two hundred thirty".