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12331331301 = 31792128287
BaseRepresentation
bin10110111110000000…
…10010111011100101
31011211101120112110010
423133000102323211
5200223310100201
65355343120433
7614403405132
oct133700227345
934741515403
1012331331301
1152587957a3
1224818a3119
1312169b2553
1484da29589
154c28bcbd6
hex2df012ee5

12331331301 has 12 divisors (see below), whose sum is σ = 16534270592. Its totient is φ = 8174897064.

The previous prime is 12331331291. The next prime is 12331331323. The reversal of 12331331301 is 10313313321.

It is not a de Polignac number, because 12331331301 - 29 = 12331330789 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 (12331331351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31980 + ... + 160266.

Almost surely, 212331331301 is an apocalyptic number.

It is an amenable number.

12331331301 is a deficient number, since it is larger than the sum of its proper divisors (4202939291).

12331331301 is an equidigital number, since it uses as much as digits as its factorization.

12331331301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128648 (or 128469 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 12331331301 its reverse (10313313321), we get a palindrome (22644644622).

The spelling of 12331331301 in words is "twelve billion, three hundred thirty-one million, three hundred thirty-one thousand, three hundred one".

Divisors: 1 3 179 537 32041 96123 128287 384861 22963373 68890119 4110443767 12331331301