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12331000002 = 232055166667
BaseRepresentation
bin10110111101111110…
…00010000011000010
31011211100221200222210
423132333002003002
5200223214000002
65355332042550
7614400525216
oct133677020302
934740850883
1012331000002
1152585898a2
122481763456
1312168c7809
1484d980946
154c285496c
hex2defc20c2

12331000002 has 8 divisors (see below), whose sum is σ = 24662000016. Its totient is φ = 4110333332.

The previous prime is 12330999991. The next prime is 12331000007. The reversal of 12331000002 is 20000013321.

It is a happy number.

12331000002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

12331000002 is an admirable number.

It is a super-2 number, since 2×123310000022 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12331000007) 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 3 ways as a sum of consecutive naturals, for example, 1027583328 + ... + 1027583339.

It is an arithmetic number, because the mean of its divisors is an integer number (3082750002).

Almost surely, 212331000002 is an apocalyptic number.

12331000002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12331000002 is a wasteful number, since it uses less digits than its factorization.

12331000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055166672.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 12331000002 its reverse (20000013321), we get a palindrome (32331013323).

The spelling of 12331000002 in words is "twelve billion, three hundred thirty-one million, two", and thus it is an aban number.

Divisors: 1 2 3 6 2055166667 4110333334 6165500001 12331000002