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12330032213 = 41353385121
BaseRepresentation
bin10110111101110110…
…10101110001010101
31011211022010112102202
423132323111301111
5200222442012323
65355255214245
7614356354532
oct133673256125
934738115382
1012330032213
115257a88774
122481377385
131216649165
1484d7abd89
154c2712d28
hex2deed5c55

12330032213 has 8 divisors (see below), whose sum is σ = 12634488216. Its totient is φ = 12025753600.

The previous prime is 12330032189. The next prime is 12330032237. The reversal of 12330032213 is 31223003321.

It is an interprime number because it is at equal distance from previous prime (12330032189) and next prime (12330032237).

It can be written as a sum of positive squares in 4 ways, for example, as 3237837604 + 9092194609 = 56902^2 + 95353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12330032213 - 224 = 12313254997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12330032243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102293 + ... + 187413.

It is an arithmetic number, because the mean of its divisors is an integer number (1579311027).

Almost surely, 212330032213 is an apocalyptic number.

It is an amenable number.

12330032213 is a deficient number, since it is larger than the sum of its proper divisors (304456003).

12330032213 is an equidigital number, since it uses as much as digits as its factorization.

12330032213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88695.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12330032213 its reverse (31223003321), we get a palindrome (43553035534).

The spelling of 12330032213 in words is "twelve billion, three hundred thirty million, thirty-two thousand, two hundred thirteen".

Divisors: 1 41 3533 85121 144853 3489961 300732493 12330032213