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12311333322 = 232051888887
BaseRepresentation
bin10110111011101000…
…00000100111001010
31011202222221112101020
423131310000213022
5200203200131242
65353350333310
7614041415031
oct133564004712
934688845336
1012311333322
115248476a42
12247705a236
131212800022
1484b101718
154c0c6c6ec
hex2ddd009ca

12311333322 has 8 divisors (see below), whose sum is σ = 24622666656. Its totient is φ = 4103777772.

The previous prime is 12311333299. The next prime is 12311333323. The reversal of 12311333322 is 22333311321.

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

12311333322 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12311333292 and 12311333301.

It is not an unprimeable number, because it can be changed into a prime (12311333323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025944438 + ... + 1025944449.

It is an arithmetic number, because the mean of its divisors is an integer number (3077833332).

Almost surely, 212311333322 is an apocalyptic number.

12311333322 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.

12311333322 is a wasteful number, since it uses less digits than its factorization.

12311333322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051888892.

The product of its digits is 1944, while the sum is 24.

Adding to 12311333322 its reverse (22333311321), we get a palindrome (34644644643).

The spelling of 12311333322 in words is "twelve billion, three hundred eleven million, three hundred thirty-three thousand, three hundred twenty-two".

Divisors: 1 2 3 6 2051888887 4103777774 6155666661 12311333322