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12231012010 = 257230781307
BaseRepresentation
bin10110110010000011…
…00110111010101010
31011120101210210020211
423121001212322222
5200022114341020
65341401011334
7612044613100
oct133101467252
934511723224
1012231012010
1152070a6398
122454183b4a
1311cbc89619
14840593c70
154b8ba385a
hex2d9066eaa

12231012010 has 48 divisors (see below), whose sum is σ = 25693978464. Its totient is φ = 4179778848.

The previous prime is 12231012007. The next prime is 12231012019. The reversal of 12231012010 is 1021013221.

12231012010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12231012019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109777 + ... + 191083.

It is an arithmetic number, because the mean of its divisors is an integer number (535291218).

Almost surely, 212231012010 is an apocalyptic number.

12231012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12231012010 is an abundant number, since it is smaller than the sum of its proper divisors (13462966454).

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

12231012010 is a wasteful number, since it uses less digits than its factorization.

12231012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81635 (or 81628 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12231012010 its reverse (1021013221), we get a palindrome (13252025231).

The spelling of 12231012010 in words is "twelve billion, two hundred thirty-one million, twelve thousand, ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 307 490 614 1535 2149 3070 4298 10745 15043 21490 30086 75215 81307 150430 162614 406535 569149 813070 1138298 2845745 3984043 5691490 7968086 19920215 24961249 39840430 49922498 124806245 174728743 249612490 349457486 873643715 1223101201 1747287430 2446202402 6115506005 12231012010